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  • oxidative damage
  • The results showed that quercetin consumption was associated with significant reduction in levels of lipid peroxidation in red blood cells, as well as TBARs (thiobarbituric acid reactive substances) in plasma, which is a measure of oxidative damage. (nutraingredients-usa.com)
  • curcumin
  • Some research suggests that taking a specific product containing a combination of 20 mg of quercetin and 480 mg of curcumin once or twice daily, starting within 24 hours of kidney transplantation and continuing for one month, in combination with anti-rejection drugs, improves early function of the transplanted kidney. (webmd.com)
  • derivatives
  • In this review, toxicity and efficacy data for quercetin and its derivatives in various experimental conditions ( i.e. , various cell lines, concentration ranges, and other parameters) were examined. (mdpi.com)
  • metabolism
  • Quercetin transiently increases energy expenditure but persistently decreases circulating markers of inflammation in C57BL/6J mice fed a high-fat diet," Metabolism , vol. 57, supplement 1, pp. (hindawi.com)
  • In rats, quercetin did not undergo any significant phase I metabolism. (wikipedia.org)
  • amounts
  • Yes, quercetin works to a great extent if you take large amounts of it. (medhelp.org)
  • Some research suggests that consuming high amounts of quercetin in the diet might reduce the chance of developing lung cancer, especially in men who smoke. (webmd.com)
  • Quercetin has been safely used in amounts up to 500 mg twice daily for 12 weeks. (webmd.com)
  • When given intravenously (by IV) in appropriate amounts (less than 722 mg), quercetin is POSSIBLY SAFE . (webmd.com)
  • When quercetin is consumed in the amounts contained within a healthy diet, it is unlikely to cause any health problems. (nutralegacy.com)
  • cataracts
  • Quercetin may have positive effects in combating or helping to prevent cancer , prostatitis , heart disease , cataracts , allergies / inflammations , and respiratory diseases such as bronchitis and asthma . (wikidoc.org)
  • Eyes right for a cup of tea UK Institute of Food Research article on how quercetin can help prevent cataracts . (wikidoc.org)
  • Quercetin may also be beneficial in assisting in the prevention of cataracts, heart disease , and respiratory conditions such as asthma and bronchitis. (nutralegacy.com)
  • inflammation
  • Quercetin suppresses MIP-1 α -induced adipose inflammation by downregulating its receptors CCR1/CCR5 and inhibiting inflammatory signaling," Journal of Medicinal Food , vol. 17, no. 5, pp. 550-557, 2014. (hindawi.com)
  • magnesium
  • While there are drugs and medicines to control and correct asthma in overweight people, it has also been found that a strict and well-balanced diet, rich in Vitamin C, E, B6, Quercetin , Rosmarinic Acid, Omega- 3 fats, carotenoids, magnesium and potassium goes a long way in reducing weight and controlling asthma. (thefreedictionary.com)
  • found
  • One population study found no link between quercetin intake from the diet and the chance of ovarian cancer. (webmd.com)
  • A recent study found that organically grown tomatoes had 79% more quercetin than conventionally grown. (wikidoc.org)
  • Previous research had shown quercetin is metabolized very quickly by the intestine and liver and is not actually found in human blood. (thefreedictionary.com)
  • Quercetin provides an antispasmodic activity that prevents the uncontrolled peristaltic activity found in diarrhea, and with the assistance of vitamin C in the gastrointestinal tract, also helps protect against gastric lesions. (nutrichem.com)
  • The majority of quercetin was quantified in the viable epidermis (0.23 µg/cm 2 ), which was statistically higher than the EGCG concentration found in the stratum corneum layer (0.17 µg/cm 2 ). (cosmeticsandtoiletries.com)
  • One study found that organically grown tomatoes had 79% more quercetin than non-organically grown fruit. (wikipedia.org)
  • CTN-986 is a quercetin derivative found in cottonseeds and cottonseed oil. (wikipedia.org)
  • In human breast cancer cell lines, quercetin has also been found to act as an agonist of the G protein-coupled estrogen receptor (GPER). (wikipedia.org)
  • apples
  • Since it's fairly widespread in the diet (at least for those folks who eat their veggies and the peels of the apples), you're likely to have at least some quercetin in your diet. (thefreedictionary.com)
  • intake
  • Hence, we have chosen to conduct the present investigation over a period of two weeks with two daily intake of quercetin (500 mg every 12 hours) based on both real food composition and the bioavailability test already reported in healthy volunteers. (nutraingredients-usa.com)
  • chronic
  • Recent studies have supported that quercetin can help men with chronic prostatitis, possibly because of its action as a mast cell inhibitor. (wikidoc.org)
  • 1999). "Quercetin in men with category III chronic prostatitis: a preliminary prospective, double-blind, placebo-controlled trial." . (wikidoc.org)
  • Studies have shown that quercetin has anti tumor properties and that it may also act as a mast cell inhibitor which is useful in treating chronic prostatitis in men and interstitial cystitis in both men and women. (nutralegacy.com)
  • cancer
  • Quercetin is most commonly taken by mouth to treat conditions of the heart and blood vessels and prevent cancer. (webmd.com)
  • A study in the British Journal of Cancer showed that when treated with a combination of quercetin and ultrasound at 20 kHz for 1 minute duration, skin and prostate cancers show a 90% mortality within 48 hours with no visible mortality of normal cells. (wikidoc.org)
  • Scientific research has shown that quercetin may also help to prevent cancer , particularly cancer of the prostate gland. (nutralegacy.com)
  • Cultured skin and prostate cancer cells showed significant mortality (compared to nonmalignant cells) when treated with a combination of quercetin and ultrasound. (wikipedia.org)
  • Prostate
  • Taking quercetin by mouth seems to reduce pain and improve quality of life, but doesn't seem to help urination problems in men with ongoing prostate problems that aren't due to infection. (webmd.com)
  • Men who are concerned with maintaining optimal prostate health could also benefit from quercetin. (nutralegacy.com)
  • Help
  • I have just recently started taking quercetin to help alleviate allergy symptoms. (medhelp.org)
  • Since Quercetin has been so effective for my seasonal allergies at a low dose, I'm confident that the increased dose will help this new development. (medhelp.org)
  • Quercetin is also thought to help decrease symptoms such as depression, anxiety and fatigue. (nutralegacy.com)
  • plant
  • In red onions, higher concentrations of quercetin occur in the outermost rings and in the part closest to the root, the latter being the part of the plant with the highest concentration. (wikipedia.org)
  • Quercetin is present in various kinds of honey from different plant sources. (wikipedia.org)
  • increases
  • J. M. Davis, E. A. Murphy, M. D. Carmichael, and B. Davis, "Quercetin increases brain and muscle mitochondrial biogenesis and exercise tolerance," The American Journal of Physiology-Regulatory Integrative and Comparative Physiology , vol. 296, no. 4, pp. (hindawi.com)
  • Quercetin decreases inflammatory response and increases insulin action in skeletal muscle of ob/ob mice and in L6 myotubes," European Journal of Pharmacology , vol. 689, no. 1-3, pp. 285-293, 2012. (hindawi.com)
  • high
  • Early research suggests that taking quercetin aglycone produces a small (5-7 mmHg) decrease in blood pressure in people with untreated, mild high blood pressure. (webmd.com)
  • article
  • Misako Sakai-Kashiwabara and Kazuhito Asano, "Inhibitory Action of Quercetin on Eosinophil Activation In Vitro ," Evidence-Based Complementary and Alternative Medicine , vol. 2013, Article ID 127105, 7 pages, 2013. (hindawi.com)