Micrograms of selenium. Medical search. Frequent questions

The zinc concentration ranges from less than 10 to 50 micrograms per liter. (wikipedia.org)
Concentrations of E. coli , total arsenic, and dissolved copper, selenium, and zinc in surface-water samples were compared to Colorado in-stream standards. (usgs.gov)
All concentrations of dissolved copper, selenium, and zinc measured in samples were below the water-quality standard. (usgs.gov)
Median concentrations of total arsenic, total copper, total lead, dissolved and total manganese, total nickel, dissolved and total selenium, and dissolved and total zinc concentrations increased from 1.5 to 28.5 times from site 07103700 (FoCr_Manitou) to 07103707 (FoCr_8th) during cold-season and warm-season flows, indicating a large source of trace elements between these two sites. (usgs.gov)
The key minerals supplied by pork shoulder are selenium, zinc and phosphorus. (livestrong.com)
A 100-gram portion supplies 26.2 micrograms or 37 percent of the DV for selenium, 3.1 milligrams or 21 percent of the DV for zinc and 190 milligrams or 19 percent of the DV for phosphorus. (livestrong.com)
With specially selected vitamins and minerals including biotin which also contributes to the maintenance of normal skin , plus selenium and zinc which contribute to the maintenance of normal nails. (boots.com)
The randomised, double masked placebo controlled trial recruited 633 children (age range one to four) in New Delhi, and assigned 316 kids to receive the fortified milk, containing iron (9.6 mg per day), selenium (4.2 micrograms), copper (0.27 mg), zinc (7.8 mg), and vitamins A (156 micrograms), C (40.2 mg) and E (7.5 mg). (bakeryandsnacks.com)
H: Biotin 900mcg 75mcg Vitamin K 1000mcg * 800mg Calcium 1500mg 40mcg Chromium 10mg * 1mg Copper 1mg 150mg lodine 500mg 14mg Iron 17mg * 375mg Magnesium 400mg 2mg Manganese 4mg 700mg Phosphorus 2500mg 55mcg Selenium 350mcg 10mg Zinc 25mg mg=milligram mcg(or ug)=microgram 1mg=1000mcg * Safety Advice Vit. (visual.ly)

The concentration of strontium ranges from 40 to 60 micrograms per liter, and there is an unknown concentration of barium. (wikipedia.org)
The concentration of manganese in the waters of the creek ranges between 20 and 450 milligrams per liter and the iron concentration ranges from 40 to 18,500 micrograms per liter. (wikipedia.org)
The creek's nickel concentration is less than 50 micrograms per liter and the concentration of copper ranges from less than 4 to 10 micrograms per liter. (wikipedia.org)
The lead concentration is less than 1 microgram per liter. (wikipedia.org)
The concentration of selenium in the creek is less than 7 micrograms per liter. (wikipedia.org)
Of the seven SeTSC members four submitted recommendations, which ranged from 0.6 to 1.5 micrograms per liter. (flatheadbeacon.com)
If selenium levels stay at or below the state standard of 4.6 micrograms per liter in any of the segments of river that are analyzed by division staff, those segments will be reclassified from a water body that threatens aquatic life to one that meets state water-quality standards, said Skip Feeney, assessment workgroup leader for the Water Quality Control Division. (aspentimes.com)
During the last regulation cycle, which used data gathered from multiple different entities from 2010 to 2015, the calculated level for selenium in the mainstem of the Gunnison was 6.7 micrograms per liter, a level that is 2.1 micrograms above the state standard, according to MaryAnn Nason, the communications and special-projects unit manager at CDPHE. (aspentimes.com)
Six samples (three warm-season flow and three stormflow samples) collected from Upper Fountain Creek, upstream from the confluence of Monument Creek, and two stormflow samples collected from Lower Fountain Creek, downstream from the confluence with Monument Creek, exceeded the acute water-quality standard for total arsenic of 50 micrograms per liter. (usgs.gov)
Water quality-based regulatory limits in parts of North America are less than 5 micrograms per liter (µg/l) based on the protection of aquatic life. (watertechonline.com)
however, many laboratories report salicylate concentrations in milligrams per liter or micrograms per milliliter, both of which differ by a factor of 10 from the traditional units. (medscape.com)

however, this form of selenium can cause cancer if ingested. (livescience.com)
It is the predominant form of selenium in Brazil nuts, cereals, legumes, and fish. (zrtlab.com)
Methylselenocysteine (also known as Se-methyl-selenocysteine) and its derivative gamma-glutamyl Se-methylselenocysteine are metabolic products of selenocysteine that are the predominant form of selenium in plants of the allium (onions, garlic) and brassica (cruciferous vegetables, e.g., broccoli, cabbage) families. (zrtlab.com)
Selenite, used in supplements and the most common form of selenium used in pet foods. (zrtlab.com)
Selenate is the predominant form of selenium in shellfish and vegetables (other than the allium and brassica families) grown in seleniferous soil. (zrtlab.com)
Selenium in any form, whether from food or supplements, organic or inorganic, is utilized by the body for selenoprotein synthesis after first being metabolized to hydrogen selenide, the cellular storage form of selenium. (zrtlab.com)
Among supplements which passed testing, we identified our Top Pick , providing a highly absorbable form of selenium at low cost. (consumerlab.com)
The diet plays a major role and there is a lot of focus on selenium as an anti-cancer agent - both in the form of selenium-enriched functional foods and selenium supplements. (healthandscience.eu)

When choosing a selenium supplement, the various forms of selenium available can be confusing. (zrtlab.com)
All forms of selenium are well absorbed, but absorption of selenomethionine is the best. (zrtlab.com)
It uses the same active transport mechanism as for methionine, one of the 9 essential amino acids that can only be obtained from the diet, and this increases the efficiency of absorption of selenomethionine over inorganic forms of selenium. (zrtlab.com)
Insoluble forms of selenium will remain in soil, but soluble forms are very mobile and may enter surface water from soils. (cdc.gov)
Levels of these forms of selenium that would be necessary to produce such effects are normally not seen outside of the workplace. (cdc.gov)
Oxidized forms of selenium, selenite and selenate, are typically the most prevalent forms in many impacted wastewaters, with selenate, the fully oxidized form, being the most difficult to treat. (watertechonline.com)

vitamin E is included in some supplements because its antioxidant effects are synergistic with selenium. (zrtlab.com)
Supplementation with selenium-enriched yeast in the Nutritional Prevention of Cancer (NPC) trial reduced the incidence of prostate cancer by 52-65%, but the Selenium and Vitamin E Cancer Prevention Trial (SELECT) used selenomethionine supplements with or without vitamin E and was discontinued after 5.5 years when no benefit was seen in terms of prostate cancer risk reduction. (zrtlab.com)
A small one cup serving of broccoli can present one with en entire day supply of vitamin C, with out the sugar present in fruits like oranges. (songsforamerica.net)
Men who take selenium and vitamin E supplements may increase their risk of prostate cancer, researchers have found. (livescience.com)
These men had previously participated in a large trial in 2001, in which they had been randomly assigned to take either high doses of vitamin E and selenium supplements , or a placebo. (livescience.com)
In addition, vitamin E more than doubled the risk of the most aggressive type of prostate cancer, but only among men with low selenium levels at the beginning of the study. (livescience.com)
Men should avoid selenium or vitamin E supplementation at doses that exceed recommended dietary intakes," Dr. Eric Klein, chairman of the Glickman Urological and Kidney Institute at the Cleveland Clinic, and his colleagues wrote in their study, published today (Feb. 21) in the Journal of the National Cancer Institute. (livescience.com)
The study is, in fact, a second look at a previous large, randomized trial, which aimed to investigate whether high doses of selenium and vitamin E supplements could lower a man's risk for prostate cancer, something that earlier studies had suggested. (livescience.com)
The doses used in that trial were 200 micrograms of selenium and 400 international units of vitamin E. These doses are higher than most multivitamins, which contain about 50 micrograms of selenium and 30 to 200 international units of vitamin E. (livescience.com)
The findings also point to a complex interaction between selenium and vitamin E, the researchers said. (livescience.com)
The study showed that vitamin E increased the cancer risk in men who had low levels of selenium. (livescience.com)
This was unexpected because both vitamin E and selenium have antioxidant roles and one could reasonably expect the opposite -- that supplemental vitamin E could compensate for an antioxidant deficit resulting from lower selenium, wrote Paul Frankel, a biostatistician at City of Hope Comprehensive Cancer Center, in an accompanying editorial. (livescience.com)
Given the risks and lacking evidence of benefits for other diseases, men older than 55 should avoid supplementation with either vitamin E or selenium at doses that exceed recommended dietary intakes, the researchers said. (livescience.com)
Selenium is often paired with Vitamin E, because it helps recycle Vitamin E for additional antioxidant support. (puritan.com)
We have a wide variety of Selenium supplements including potency from 100mcg to 200mcg, as well as combination formulas with Vitamin E. Stock your pantry and buy Selenium supplements today to support your wellness goals. (puritan.com)
This week I'll be addressing three more nutrients that are beneficial for skin health: vitamin E, pantothenic acid (vitamin B5), and selenium. (chriskresser.com)
3 ) Vitamin E may also play a synergistic role with selenium in improving glutathione levels in the body, further increasing antioxidant activity. (chriskresser.com)
A 100 gram-portion of raw pork shoulder supplies 0.5 milligrams or 35 percent of the DV for thiamin, 0.5 milligrams or 24 percent of the DV for vitamin B6, 0.4 milligrams or 21 percent for riboflavin, 4.2 milligrams or 21 percent for niacin and 0.9 micrograms or 15 percent of vitamin B12. (livestrong.com)
In January 2009 the Journal of the American Medical Association (JAMA, 2009, Vol 301, pp. 39-51) reported the results the high profile Selenium and Vitamin E Cancer Prevention Trial (SELECT) which found no differences between daily supplements of selenium, vitamin E, both, or placebo with regards the rosk of prostate cancer. (nutraingredients.com)
A healthy adult can get 2.6 micrograms of vitamin B12 and 4.8 micrograms of vitamin B6 from a 6-ounce plate of tri-tip. (tri-citytribune.com)
The authors also refer to the SELECT study (Selenium and Vitamin E Cancer Prevention Trial) that demonstrated that supplementation with selenomethionine and synthetic vitamin E did not have the same positive effect. (healthandscience.eu)
Selenium works with vitamin E as an antioxidant. (msdmanuals.com)

Choline, selenium, and phosphorus are also present in this cut. (tri-citytribune.com)
It also offers minerals such as phosphorus, selenium and iron. (healthbenefitstimes.com)

Meats produced from animals that ate grains or plants found in selenium-rich soil have higher levels of selenium. (medlineplus.gov)
coal burning plants may also be exposed to higher levels of selenium. (cdc.gov)
People working in or living near industries where selenium is produced, processed, or converted into commercial products may be exposed to higher levels of selenium in the air. (cdc.gov)
People living in the vicinity of hazardous waste sites or coal burning plants may also be exposed to higher levels of selenium. (cdc.gov)
Now, the results showed that selenium supplements did not benefit men who had lower levels of the element at the start of the study, and nearly doubled the risk of prostate cancer in those who had higher levels of selenium (but still within ranges common among U.S. men). (livescience.com)

There are thousands of articles that cement heavy research into selenium, such as a study of selenium deficiency related to cardiovascular disorders and inflammatory conditions. (vitalraadet.dk)
Only trace amounts of selenium are needed and deficiency is rare in the U.S. and Canada due to selenium occurring in foods such as grains and meats, but is more prevalent in countries with low levels of selenium in soil (see From Food ). (consumerlab.com)
A study published in the American Journal of Clinical Nutrition showed that selenium deficiency caused a decline in immune function , which significantly improved when participants were supplemented with selenium. (draxe.com)
According to a review article that is published in Foods, however, taking a daily supplement of 100-200 micrograms of selenium yeast can prevent deficiency and reduce some of the most common cancers by fifty percent. (healthandscience.eu)
Because the selenium intake in Europe and large parts of the Middle East, China, Asia, and Africa is low, selenium deficiency has turned into a global problem. (healthandscience.eu)

This selenium dust will eventually settle over the land and Short-term oral exposure to high concentrations of selenium water. (cdc.gov)
It also enters water from rocks and soil, and from exposure to high concentrations of selenium compounds can agricultural and industrial waste. (cdc.gov)
Where we have good flows of water, (selenium) concentrations are not an issue because of dilution," Kanzer said. (aspentimes.com)
Short-term oral exposure to high concentrations of selenium may cause nausea, vomiting, and diarrhea. (cdc.gov)
Chronic oral exposure to high concentrations of selenium compounds can produce a disease called selenosis. (cdc.gov)
The urgency of the issue gained ground in 2013, when a study by two University of Montana researchers uncovered evidence that high concentrations of the pollutants - the metal-based element selenium, in particular - present a "significant threat to the ecological integrity of these streams and rivers," and urged both U.S. and Canada regulatory bodies to act with urgency. (flatheadbeacon.com)

Soil in Nebraska, South Dakota and North Dakota is especially rich in selenium, and people living in these areas typically have the highest dietary intake of selenium in the United States, according to the 2014 Harvard Health publication "The Truth About Vitamins and Minerals. (livescience.com)

Taking a selenium supplement in addition to food sources of selenium is not currently recommended for these conditions. (medlineplus.gov)
Chinese government programs to supplement people's diets with selenium in the 1970s greatly reduced cases of Keshan disease, according to the National Institutes of Health's Office of Dietary Supplements. (livescience.com)
The supplement known as selenium-enriched yeast is yeast grown in a medium containing inorganic selenium, usually sodium selenite. (zrtlab.com)
Choose the Best Selenium Supplement. (consumerlab.com)
Find Out If You Need Selenium and Which Supplement Is Our Top Pick . (consumerlab.com)
Best selenium supplement? (consumerlab.com)
According to findings presented at the American Society of Clinical Oncology 2010 Annual Meeting, a daily supplement of 200 micrograms of selenium was just as ineffective as placebo for reducing the risk of lung cancer recurrence or second primary malignancy. (nutraingredients.com)
Providing 90 micrograms of selenium per nut, or 129% of the daily intake recommended by the U.S. government, Brazil nuts are the perfect food-based supplement. (mindbodygreen.com)
Selenium yeast that is found in supplement form contains a variety of different selenium species, which is similar to the variety of selenium types that you get by eating a balanced diet with different sources. (healthandscience.eu)
Taking more than 900 micrograms of a nonprescription selenium supplement each day can have harmful effects. (msdmanuals.com)

Dosages for selenium, as well as other nutrients, are provided in the Dietary Reference Intakes (DRIs) developed by the Food and Nutrition Board at the National Academies of Sciences, Engineering, and Medicine. (medlineplus.gov)
Selenium is one of the "essential" nutrients for humans, meaning that our bodies cannot make it, and so we have to get it from our diet. (livescience.com)
Plants pick up trace minerals that are in the dirt - including selenium - and convert it into a form that is consumable and useable to humans and other animals," said Dr. Stephen Neabore, a primary care doctor at the Barnard Medical Center in Washington, D.C. "Because it's found naturally in plants, generally if you're eating a varied diet you are going to get all the nutrients and minerals you need. (livescience.com)
Selenium is one of several nutrients known to have antioxidant properties, meaning selenium plays a part in chemical reactions that stop free radicals from damaging cells and DNA. (livescience.com)
A balance of nutrients is required by our bodies to maintain good health, and selenium (Se) is an important one that often gets overlooked. (zrtlab.com)

Toss a handful in your mouth, in your smoothie, or in your cookie batter, and you'll be getting a mega-dose of cell-protecting antioxidants, essential vitamins and trace minerals, including vital selenium. (upayanaturals.com)
Brewer's yeast is very nutrient-dense and packs plenty of fiber, selenium and B vitamins into each serving. (draxe.com)

Historically, this segment, which runs through the basin's most populated and developed corridor, has contained selenium levels toxic to the two species of fish, according to Dave Kanzer, deputy chief engineer for the Colorado River Water Conservation District and a member of the Selenium Management Program. (aspentimes.com)

Supplementation of Q10 and Selenium over a 4-year period could halve cardiovascular mortality. (vitalraadet.dk)
The article was an offshoot of the sensational article by researcher Dr. Urban Alehagen and colleagues from 2015 , who showed massive cardiovascular protection with supplementation of Q10 in combination with selenium. (vitalraadet.dk)
An observed association between low selenium status and an increased risk of prostate cancer led to studies of selenium supplementation in an effort to mitigate risk. (zrtlab.com)
Professor Larry C. Clark and his team of scientists who carried out the trial showed that daily supplementation with 200 micrograms of selenium yeast could lower the risk of three of the most common cancer types by 48-63 percent and lower cancer mortality by around 50 percent. (healthandscience.eu)

How much selenium is in the vegetables you eat depends on how much of the mineral was in the soil where the plants grew. (medlineplus.gov)
Soil around the world varies in its selenium concentration. (livescience.com)
The higher the concentration of selenium in soil, the higher the concentration of selenium in crops. (livescience.com)
Soil in some areas of China and Russia is naturally low in selenium. (livescience.com)
Selenium is a natural element found in the soil type that is common in the Uncompahgre and Grand valleys. (aspentimes.com)
Selenium is a natural element found in Mancos shale, a soil common throughout the Uncompahgre and Grand valleys in the Gunnison River basin. (aspentimes.com)
Selenium is a trace element that occurs naturally in the soil and is absorbed by plants and crops, from where it enters the human food chain - either directly or through consumption of meat and other products from grazing animals. (nutraingredients.com)
Beneficial Aerobic Soil Bacteria: 150 micrograms per milliliter. (johnandbobs.com)
Beneficial Soil Fungi: 230 micrograms per milliliter. (johnandbobs.com)
The selenium content in the agricultural soil worldwide varies a lot and so does the selenium content in the diet. (healthandscience.eu)

In the review article, the authors refer to the NCP (Nutritional Prevention of Cancer) study, which is the first double-blind, randomized, placebo-controlled study of selenium and cancer. (healthandscience.eu)

Brazil nuts are a very good source of selenium. (medlineplus.gov)
These are the richest dietary source of selenium, which is essential for thyroid health. (mindbodygreen.com)

Although an essential nutrient, very high intake of selenium can cause hair to fall out, and a recent case report highlighted the need to consider how much selenium one gets from foods before supplementing with selenium. (consumerlab.com)
Her review points out the potential benefits of adequate intake of selenium, including a reduced risk of death and a favorable impact on the immune system. (prostate.net)

More studies on the benefits of selenium are needed. (medlineplus.gov)
What are the health benefits of selenium? (consumerlab.com)
Benefits of selenium may vary per product type and potency, please read individual product labels for additional information. (puritan.com)
However, cancer prevention remains one of the major benefits of selenium, and it is the only mineral that qualifies for a Food and Drug Administration (FDA)-approved qualified health claim for general cancer reduction incidence. (nutraingredients.com)

Selenium is under investigation for its potent protective effects, and it is estimated that much of the US food supply is deficient in selenium. (upayanaturals.com)
There is mixed evidence as to whether supplementing with selenium can help reduce the risk of cancer: It may only help those deficient in selenium, while it may be potentially harmful for others (see What It Does ). (consumerlab.com)

30 mg thioctic acid, sodium selenite pentahydrate (30.02% selenium) 0.09 mg. (biogetica.com)

In the review, which appears in The Lancet, author Margaret P. Rayman, DPhil, of the University of Surrey noted that taking selenium supplements may predispose some individuals to diabetes if they already have enough selenium in their system, and that "Whereas additional selenium intake may benefit people with low status, those with adequate-to-high status might be affected adversely and should not take selenium supplements. (prostate.net)

Over the past years, there has been increasing focus on the trace element selenium that has a number of anti-cancer mechanisms, at least if you do not have enough selenium in the body. (healthandscience.eu)

Children living near waste sites that contain selenium or selenium dioxide in air can result in respiratory tract irritation, coal burning plants should be encouraged to wash their bronchitis, difficulty breathing, and stomach pains. (cdc.gov)
Scientists now know selenium is necessary in the body's production of selenoproteins, a family of proteins that contain selenium in the form of an amino acid. (livescience.com)

Brief exposures to high levels of elemental selenium or selenium dioxide in air can result in respiratory tract irritation, bronchitis, difficulty breathing, and stomach pains. (cdc.gov)
The process continues through selenite to form insoluble elemental selenium at the outer membranes of the microbes. (watertechonline.com)
The elemental selenium is in the form of amorphous nano-spheres, which have potential uses in the electronics and photovoltaic industries if economical methods of harvesting can be developed. (watertechonline.com)

Selenium is a naturally occurring mineral element that is forms are very mobile and may enter surface water from distributed widely in nature in most rocks and soils. (cdc.gov)
Selenium is a naturally occurring mineral element that is distributed widely in nature in most rocks and soils. (cdc.gov)
Selenium occurs naturally in the environment and can be released by both natural and manufacturing processes. (cdc.gov)
A common feature of these bioreactor configurations is that while most are initially inoculated with a culture of naturally occurring, selenium-reducing bacteria, commonly pseudomonas strains. (watertechonline.com)

Brewer's yeast, wheat germ, and enriched breads are also good sources of selenium. (medlineplus.gov)

While previous studies of a protective effect of selenium against the risk of prostate cancer have been disappointing, results of a new review suggest a new warning: selenium supplements may increase the risk of diabetes. (prostate.net)

As adults, we should be consuming 55 to 70 micrograms of selenium every day. (beautystat.com)
The daily requirement for selenium is just 55 micrograms (mcg) for most adults and a bit higher for women who are pregnant or lactating. (consumerlab.com)
A daily dose of 150 micrograms for adults of selenium from dietary supplements should not be exceeded. (metagenics.com.au)
The Recommended Dietary Allowance (RDA) for adults 4 years and older is 55 micrograms per day - that is less than 1 milligram. (puritan.com)
Rayman emphasized that selenium should be recognized for what it is, a toxic element, and that individuals should not take more than the body requires, which is 55 micrograms daily for adults. (prostate.net)
Serum selenium and diabetes in U.S. adults. (prostate.net)

It is important to note that annual average levels of selenium in Lake Koocanusa have been stable since 2014 and do not show a rising trend. (flatheadbeacon.com)
Teck supports a science-based selenium criteria in Lake Koocanusa, however the proposed timing to establish this rule is concerning given that members of the Selenium Technical Subcommittee (SeTSC), that were charged with recommending a standard, requested but were denied more time to provide their recommendations and the lack of consensus from those scientific experts. (flatheadbeacon.com)
Moreover, Sexton said muscle-tissue samples collected between 2008 and 2013 from all seven species of fish present in Lake Koocanusa show increasing trends in elevated selenium levels, and the influx of selenium won't abate even if the mining operations shut down production today, such is the scope of the mining footprint. (flatheadbeacon.com)
Meanwhile, science and data are still lacking, and the modeling required to develop a numeric protective water quality standard for selenium that is relevant to Lake Koocanusa and its particular suite of aquatic species is still being developed. (flatheadbeacon.com)
Selenium is a big question mark up there in Lake Koocanusa," said Eric Urban, the Montana Department of Environmental Quality's Water Quality Planning Bureau chief. (flatheadbeacon.com)

The selenium becomes organically bound to the yeast, mostly being incorporated into the yeast proteins. (zrtlab.com)
Brewer's yeast is also high in selenium , a mineral with potent antioxidant powers that could help enhance immune health. (draxe.com)
In fact, just two tablespoons of brewer's yeast can meet 90 percent of your daily needs for selenium. (draxe.com)
Manufacturing methods vary, however, so it is normally a good idea to choose selenium yeast with documented bioavailability to make sure that the nutrient reaches the cells. (healthandscience.eu)

Selenium is an essential trace element. (medlineplus.gov)
Selenium is a trace element. (medlineplus.gov)

Prostate cancer, which is very common in older men, caused 63 percent fewer deaths among the selenium-takers. (harvardmagazine.com)

While o ptimal selenium levels are imperative for proper thyroid function , abnormally high selenium intake can be toxic - causing gastrointestinal disturbances, changes in nails and hair, weakness, convulsions and decreased cognitive function. (zrtlab.com)
This product contains selenium which is toxic in high doses. (metagenics.com.au)
Given the difficulty with these processes, many facilities have turned to biological-based treatment, which transforms the selenium from a soluble and toxic form to a precipitate that can be safely handled and disposed. (watertechonline.com)

Small amounts of selenium are good for your health. (medlineplus.gov)
Selenium: fact sheet for health professionals. (medlineplus.gov)
This fact sheet answers the most frequently asked health questions (FAQs) about selenium. (cdc.gov)
Selenium is a trace mineral needed in small amounts for good health, but exposure to much higher levels can result in neurological effects and brittle hair and deformed nails. (cdc.gov)
How can selenium affect my health? (cdc.gov)
of selenium are needed to maintain good health. (cdc.gov)
Low selenium levels are more common in people with certain conditions across the world, which has raised questions and hopes that selenium supplements could bring health benefits. (livescience.com)
The Colorado Department of Public Health and Environment's Water Quality Division is analyzing five years of data on selenium levels in the Gunnison, where heightened selenium and salinity have harmed Colorado pikeminnow and razorback sucker populations. (aspentimes.com)
In 2008 more than 200 people - including a 4-year-old - were poisoned by selenium after taking liquid multivitamin dietary supplements that were sold in health stores and by chiropractors, according to a medical paper published on the mass poisoning. (chicagotribune.com)
With these numbers in mind, it should be recognized that selenium, much like other constituents of concern - e.g., boron, chrome or vanadium - is an essential nutrient for plant and animal health. (watertechonline.com)
Last week, FDA was ordered to amend qualified selenium health claims by a Washington DC district court that found FDA's addition of lengthy disclaimers to the claims to be in breach of Constitutional, First Amendment, free speech principles. (nutraingredients.com)
An adult in good health needs 55 micrograms of selenium daily on average. (tri-citytribune.com)
Selenium is an important mineral for supporting male reproductive health, necessary for testosterone synthesis, normal sperm production and sperm motility. (herbsofgold.com.au)
A potent antioxidant and free radical scavenger, selenium supports sperm health and sperm motility in males. (herbsofgold.com.au)
Selenium and human health. (prostate.net)

Selenium may reduce the risk of certain cancers. (nutraingredients.com)
Selenium may help protect against some cancers. (msdmanuals.com)

As a component of the antioxidant enzyme, glutathione peroxidase, Selenium helps to fight free radicals in the body. (puritan.com)

HIGHLIGHTS: People may be exposed to low levels of selenium daily through food and water. (cdc.gov)
Low selenium levels in China, Tibet and Siberia may play a role in a type of osteoarthritis called Kashin-Beck disease. (livescience.com)
Selenium levels drop with age, so some have claimed selenium can slow the aging process, cognitive decline and dementia. (livescience.com)
Low selenium levels are also implicated in depression, male infertility, weak immune systems and thyroid problems. (livescience.com)
Observers have found elevated selenium levels throughout the basin, but a key river segment of focus is the main stretch of the lower Gunnison that winds for 58 miles from Delta to the confluence with the Colorado River in Grand Junction. (aspentimes.com)
Yet, the past five years of U.S. Geological Survey data show that selenium levels have stayed below 4.6 micrograms. (aspentimes.com)
and United Companies, a Grand Junction-based construction company that is required by the state to monitor selenium levels near the gravel pits that the company operates. (aspentimes.com)
The general population is exposed to very low levels of selenium in air, food, and water. (cdc.gov)
In fact, studies in humans suggest that lower-than-normal selenium levels in the diet might increase the risk of cancer. (cdc.gov)
Similarly, it is possible that the U.S. population is already getting adequately high levels of selenium through diet, and supplementing them with more selenium results in an unnaturally high amounts of the element, and has either no effect or increases cancer risk, the researchers said. (livescience.com)
A growing body of research has revealed that the Elk River contains elevated levels of mining contaminants like selenium, nitrogen and sulphate, raising grave concerns about the future of its downstream waterways, where years of testing have shown increasing levels of the hazardous contaminants, which are leaching out of upstream Canadian coal mines and crossing the border into Montana. (flatheadbeacon.com)
Similarly, they mention studies where Brazil nut consumption has been shown to raise blood levels of selenium and lower the risk of bowel cancer. (healthandscience.eu)
This was not the first study to expose an association between high levels of selenium and a risk of type 2 diabetes. (prostate.net)
An earlier French study also showed a positive association between baseline and follow-up levels of selenium and fasting plasma sugar levels. (prostate.net)
Blood or urinary selenium levels can be measured. (msdmanuals.com)

Animal studies have shown that very high amounts of selenium can affect sperm production and the female reproductive cycle. (cdc.gov)
Chromium Iron Manganese Sources: tna.europarchive.org/20110911090542/http://cot.food.gov.uk/pdfs/vitmin2003.pdf http://www.eufic.org/article/en/page/FTARCHIVE/artid/Making_sense_of_Guideline_Daily_Amounts SimplySupplements www.simplysupplements.co.uk Healthy living. (visual.ly)

However, selenium toxicity is rare in the United States. (medlineplus.gov)
Symptoms of selenium toxicity are mainly gastrointestinal upset, including nausea, vomiting, and diarrhea). (msdmanuals.com)

Selenium is important for proper immune and thyroid function. (consumerlab.com)
Selenium provides antioxidant activity that assist immune function and thyroid gland. (healthbenefitstimes.com)

Selenium may accumulate up the food chain. (cdc.gov)
But smaller tributaries, smaller water areas or backwater areas where you don't have good circulation, you get selenium that can accumulate in the ecosystem, really in the sediment and in the food web. (aspentimes.com)

Headaches, nausea and vertigo symptoms from intracranial pressure are said to be improved by selenium supplements. (livescience.com)

Severe gastrointestinal disorders may affect the body's ability to absorb selenium. (medlineplus.gov)

sometimes called selenium monomethionine) is formed in plants when selenium substitutes for sulfur during synthesis of the amino acid methionine, and becomes incorporated into proteins in place of methionine. (zrtlab.com)
Selenocysteine, a selenium-containing amino acid. (zrtlab.com)

Blood and urine tests for selenium are most selenium can affect sperm production and the female useful for people who have recently been exposed to high reproductive cycle. (cdc.gov)

Selenium is most known for its antioxidant properties. (puritan.com)

Even more interesting is that the US Food and Drug Administration mandates a minimum selenium concentration in infant formula based on calories, which translates to at least 13 µg/l. (watertechonline.com)

Anatomy3

Organisms4

Diseases2

Chemicals and Drugs23

Analytical, Diagnostic and Therapeutic Techniques and Equipment2

Phenomena and Processes4

Technology, Industry, Agriculture4

Health Care1

Zinc9

Liter11

Form of selenium8

Forms of selenium6

Vitamin22

Phosphorus2

Higher levels of selenium5

Deficiency5

Concentrations6

Rich in selenium1

Supplement10

Nutrients5

Vitamins2

Contained selenium levels1

Supplementation4

Soil10

Study of selenium1

Source of selenium2

Intake of selenium2

Benefits of selenium4

Deficient in selenium2

Sodium selenite1

Take selenium1

Enough selenium1

Contain selenium2

Elemental selenium3

Naturally4

Wheat germ1

Risk of prostate cancer1

Adults6

Lake Koocanusa5

Yeast4

Trace element2

Prostate cancer1

Toxic3

Health15

Cancers2

Glutathione1

Levels15

Amounts2

Toxicity2

Immune2

Accumulate2

Nausea1

Body's1

Amino acid2

Sperm production1

Antioxidant properties1

Concentration1