Betacyanins
Absorption, excretion, and distribution of dietary antioxidant betalains in LDLs: potential health effects of betalains in humans. (1/4)
BACKGROUND: Betalains were recently identified as natural antioxidants. However, little is known about their bioavailability from dietary sources. OBJECTIVE: The objective was to evaluate the bioavailability of betalains from dietary sources. DESIGN: The plasma kinetics and urinary excretion of betalains were studied in healthy volunteers (n = 8) after a single ingestion of 500 g cactus pear fruit pulp, which provided 28 and 16 mg indicaxanthin and betanin, respectively. The incorporation of betalains in LDL and the resistance of the particles to ex vivo-induced oxidation was also researched. RESULTS: Betanin and indicaxanthin reached their maximum plasma concentrations 3 h after the fruit meal and declined according to first-order kinetics. The half-life of betanin (0.94 +/- 0.07 h) was shorter than that of indicaxanthin (2.36 +/- 0.17 h). Both compounds had disappeared from plasma by 12 h after intake. The urinary excretion of indicaxanthin and betanin over 12 h represented 76 +/- 3.0% and 3.7 +/- 0.2%, respectively, of the ingested compounds. LDL isolated 3 and 5 h after the fruit meal incorporated betalains at concentrations of 100.5 +/- 11 and 50 +/- 7.2 pmol/mg LDL protein, respectively. In addition, the particles appeared more resistant to ex vivo-induced oxidative injury than did the samples isolated before fruit ingestion (P < 0.05)-the higher the amount of betalains incorporated, the higher the resistance. The concentrations of vitamin E and beta-carotene in LDL did not change significantly after fruit ingestion. CONCLUSION: Our results show that cactus pear fruit is a source of bioavailable betalains and suggest that indicaxanthin and betanin may be involved in the observed protection of LDL against ex vivo-induced oxidative modifications. (+info)Monitoring by liquid chromatography coupled to mass spectrometry the impact of pH and temperature on the pigment pattern of cactus pear fruit extracts. (2/4)
The influence of pH and moderate heating (50 degrees C) on the color and individual betacyanin content of pigment extracts from cactus pear fruits (Opuntia stricta) is studied in the course of this paper. The study is carried out by using a high-performance liquid chromatograph equipped with a photodiode array detector and coupled to a mass spectrometer. The results point to a pH-dependent degradation mechanism, which is reflected in the chromatographic patterns obtained at different exposure times (0-28 h). At pH 3, 15-descarboxy-betanin is the most resistant betacyanin derivative. At pH 5, seven peaks are detected after 8 h, the most prominent being betanin, cyclo-dopa-5-O-beta-glucoside, and betalamic. In the assay conducted at pH 7, rapid color loss affects all the pigments, except for betanin. (+info)Betalain production is possible in anthocyanin-producing plant species given the presence of DOPA-dioxygenase and L-DOPA. (3/4)
(+info)Prickly pear cactus (Opuntia ficus indica var. saboten) protects against stress-induced acute gastric lesions in rats. (4/4)
(+info)Betacyanins are a group of pigments found in certain fruits, vegetables, and flowers, including red beets, purple sweet potatoes, and hibiscus flowers. In the medical field, betacyanins have been studied for their potential health benefits, including their antioxidant and anti-inflammatory properties. Some research suggests that betacyanins may help to protect against certain diseases, such as cancer and cardiovascular disease, by reducing oxidative stress and inflammation in the body. However, more research is needed to fully understand the potential health effects of betacyanins and to determine the optimal dosage and duration of supplementation.
Betalains are pigments found in certain plants, including beets, red cabbage, and spinach. They are a type of anthocyanin, which are a class of plant pigments that give plants their red, purple, and blue colors. Betalains are responsible for the bright red color of beets and the purple color of red cabbage. They are also found in some fruits and vegetables, such as eggplant and red peppers. In the medical field, betalains have been studied for their potential health benefits. Some studies have suggested that betalains may have antioxidant properties, which could help protect the body against damage from free radicals. Betalains have also been shown to have anti-inflammatory effects, which could help reduce inflammation in the body. Additionally, betalains have been studied for their potential to improve blood flow and lower blood pressure. However, more research is needed to fully understand the potential health benefits of betalains.
List of phytochemicals in food
Betalain
Fluorescence
Ullucus
Gomphrena globosa
Amaranthus caudatus
Beeturia
Beta vulgaris
Opuntia macrocentra
Hablitzia
List of MeSH codes (D03)
List of MeSH codes (D12.125)
Pitaya
List of MeSH codes (D02)
Red urine
Amaranthine
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Beets3
- While heirloom varieties like white and golden yellow beets make for pretty dishes, only red beets have the cancer-fighting compound betacyanin. (permablitz.net)
- Plus, the natural pigments - called betacyanins - that give beets their color have been proved to be potent cancer fighters in laboratory mice. (fabulouslybroke.com)
- Betacyanin is the pigment that is responsible for the crimson color of red beets. (glutenfreeforgood.com)
Compound betacyanin1
- From the flowers, the compound betacyanin gomphrenin I and the processed forms of gompherenin II and gompherenin III were isolated. (jamupedia.com)
Biosynthesis1
- Discussing the results of this study, Prof. Arimura says, "We successfully engineered potato tubers and tomato fruits to co-express betacyanin biosynthesis genes [genes for CYP76AD1 from Beta vulgaris , DOD (DOPA 4,5-dioxygenase) and 5GT (cyclo-DOPA 5-O-glucosyltransferase) from Mirabilis jalapa ] under the control of suitable promoters. (a4m.net)
Betaxanthins2
- There are two types of betalains: betacyanins and betaxanthins. (basmati.com)
- Compounds derived from TYROSINE via betalamic acid, including BETAXANTHINS and BETACYANINS. (lookformedical.com)
Compounds3
- Therefore, betacyanins as betanin from Opuntia robusta and Opuntia streptacantha fruits are promising nutraceutical compounds against oxidative liver damage. (rug.nl)
- Dragon fruit is low in calories but rich in vitamins, minerals and beneficial plant compounds such as polyphenols, carotenoids and betacyanins. (davidleep.com)
- Other studies have identified 7 betacyanin compounds derived from bunga kenops . (jamupedia.com)
Pigment2
- The pigment betacyanin, which is responsible for the beet's deep, red-magenta color is also a powerful antioxidant. (allonhealth.com)
- The red dragon fruit contains betacyanin , a pigment in the red-yellow class. (tpxdrinks.com)
Betanin2
Phenolic1
- Dragon fruit is rich in antioxidants like flavonoids , phenolic acid, and betacyanin. (shopapni.com)
Fruits1
- Betalains are a class of plant pigments that are responsible for the characteristic red-violet (betacyanin) or yellow (betaxanthin) color of certain fruits and vegetables. (a4m.net)
Fruit1
- Moreover, the additive and synergistic action of betacyanin with natural fruit components (such as lycopene in tomato) further boosted the amelioration of colitis in murine models. (a4m.net)
Found1
- Tomatoes genetically engineered to produce betacyanins were found to have substantial health-promoting effects. (a4m.net)
Hylocereus1
- 12. Purified Betacyanins from Hylocereus undatus Peel Ameliorate Obesity and Insulin Resistance in High-Fat-Diet-Fed Mice. (nih.gov)
Beetroot3
- A specific HPLC assay for betacyanins, the red beetroot pigments, in biological fluids was developed to study the prevalence of this apparent polymorphism in humans, and to investigate its basis in rats. (nih.gov)
- In a population of 100 normal subjects the 0-8 h urinary recoveries after an oral dose of 60 mg beetroot extract were 0.06-0.54% for betacyanin 1 and 0.01-0.6% for betacyanin 2. (nih.gov)
- Intact anaesthetized rats given i.v. bolus doses of beetroot extract cleared both betacyanins from plasma at the rate of 3.3 +/- 0.9 (SD) ml min-1 (n = 5). (nih.gov)
Insulin Resistance1
- Betacyanins present in its peel have proven to improve insulin resistance," she adds. (topbusinessview.com)
Color1
- Sus miembros son COLORANTES de color rojo o violeta que se encuentran en el orden de PLANTAS Caryophyllales y en algunos BASIDIOMICETOS. (bvsalud.org)
Leaves1
- Similar to beet greens, chards include betacyanin colors that trigger the leaves to have reddish-purple veins. (superfoodish.com)