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Vitamin B2 Ribofl avin

Vitamins

Vitamin B2 Ribofl avin

Required for energy metabolism, enzyme reactions, vision, and skin/hair/nail health; functions as an antioxidant; activates vitamin B6, niacin, and folate.

May play a role in preventing migraine headaches and cataracts.

Defi ciency occurs in alcoholics, the elderly, and those with poor diets.

Symptoms of deficiency include sore throat; redness/swelling of the mouth, throat, tongue, lips, and skin; decreased red blood cell count; and blood vessel growth over the eyes. Defi ciency may impair iron absorption and increase risk of pre-eclampsia in pregnant women.

Drugs that deplete vitamin B2: antibiotics, chlorpromazine, amitriptyline, adriamycin, and phenobarbitol.

Most people get adequate ribofl avin from diet and/or a multivitamin.

Food Sources : Dairy, whole grains, meat, eggs, dark green vegetables, fortifi ed cereals

Adequate Intake : (mg/day)
Men = 1.3
Women = 1.1
Pregnancy = 1.4
Lactation = 1.6

Upper Limit : Not determined

Side Effects : No adverse effects known with food or supplements

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Vitamin B1 Thiamine

Vitamin B12 Cobalamin

Vitamin C Ascorbic Acid

Vitamin B5 Pantothenic Acid

Vitamin B3 Niacin

Folate Folic Acid

Vitamin B6 Pyridoxine

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