Side Effects - Vitamins, NutrientsPropolis Propolis Side EffectsPropolis is generally nontoxic, though allergic reactions have been reported. These reactions are typically limited to skin rashes; however, as with other bee products (e.g., pollen and royal jelly), more severe allergic reactions are possible. People who are [...] HMB HMB Side EffectsNo safety issues have been reported in the limited number of studies currently available. At the time of writing, there were no well-known drug interactions with HMB. Beta-Carotene Beta-Carotene Side EffectsBeta-carotene supplementation, even in very large amounts, is not known to cause any serious side effects, however, excessive intake (more than 100,000 IU, or 60 mg per day) sometimes gives the skin a yellow-orange hue. People taking beta-carotene for [...] Beta-Glucan Beta-Glucan Side EffectsNo side effects have been reported. At the time of writing, there were no well-known drug interactions with beta-glucan. Beta-Sitosterol Beta-Sitosterol Side EffectsIngesting plant sterols interferes with beta-carotene and vitamin E absorption, resulting in lower blood levels of these nutrients. At the time of writing, there were no well-known drug interactions with beta-sitosterol. Betaine (Trimethylglycine) Betaine (Trimethylglycine) Side EffectsNo side effects with betaine at recommended levels have been noted. At the time of writing, there were no well-known drug interactions with betaine. Betaine Hydrochloride Betaine Hydrochloride Side EffectsLarge amounts of betaine HCl can burn the lining of the stomach. If a burning sensation is experienced, betaine HCl should be immediately discontinued. People should not take more than 10 grains (650 mg) of betaine HCl without the recommendation of a physician. [...] Flavonoids Flavonoids Side EffectsNo consistent side effects have been linked to the flavonoids except for catechin, which can occasionally cause fever, anemia from breakdown of red blood cells, and hives. These side effects subsided when treatment was discontinued. In 1980, quercetin was reported to induce cancer in animals. Most further research did not find this to be true, however. [...] Biotin Biotin Side EffectsExcess intake of biotin is excreted in the urine; no toxicity symptoms have been reported. Biotin works with some other B vitamins, such as folic acid, pantothenic acid (vitamin B5), and vitamin B12. However, no solid evidence indicates that people supplementing with biotin also need to take these other [...] Evening Primrose Oil Evening Primrose Oil Side EffectsEPO has been reported to exacerbate symptoms of temporal lobe epilepsy, which can sometimes be mistaken for schizophrenia. Other nutrients are needed by the body, along with EPO, to make PGE1. Consequently, some experts suggest that magnesium, zinc, vitamin C, niacin, and vitamin B6 should be taken along with EPO. [...] More: Page 1 | Page 2 | Page 3 | Page 4 | Page 5 | Page 6 | Page 7 | Page 8 | Page 9 | Page 10 | Page 11 | Page 12 | Page 13 | Page 14 | Page 15 | Page 16 | Page 17 | |