COMMON VITAMINS: VITAMIN B2 AND VITAMIN B3
Vitamin B2
Riboflavin. Vitamin G. Measured in milligrams (mg.).
Functions
Essential for growth and general health. Essential for healthy eyes, skin, nails and hair. May help in prevention of some types of cataracts.
Deficiency symptoms
Deficiency may result in bloodshot eyes; abnormal sensitivity to light; itching and burning of the eyes; inflammations in the mouth; sore, burning tongue (magenta-colored tongue); cracks on the lips and in the corners of the mouth; dull hair or oily hair; oily skin; premature wrinkles on face and arms; eczema; split nails; and such aging symptoms as "disappearing" upper lip. Can be a contributing cause to such disorders as seborrhea, anemia, vaginal itching, cataracts and ulcers.
Natural sources
Milk, cheese, whole grains, brewer's yeast, torula yeast, wheat germ, almonds, sunflower seeds, liver, cooked leafy vegetables.
MDR (minimum daily requirement):
1.2 mg. Usual therapeutic doses 25 to 50 mg.
Vitamin B3
Niacin. Nicotinic Acid. Niacinamide. Niacin Amide. Nicotinamide. Measured in milligrams (mg.). Niacinamide is similar in effect and therapeutic value to niacin, but does not cause burning, flushing and itching of the skin that usually occurs when the isolated form of niacin is taken.
Functions
Anti-pellagra vitamin. Important for proper circulation and for healthy functioning of the nervous system. Maintains normal functions of gastro-intestinal tract. Essential for proper protein and carbohydrate metabolism. Helps maintain healthy skin. May prevent migraine headaches. Dilates blood vessels and increases the flow of blood to the peripheral capillary system. Often prescribed in cases of cold feet and hands. In mega-doses (massive doses), niacin has been successfully used in the treatment of schizophrenia.
Deficiency symptoms
Mild deficiency may cause coated tongue, canker sores, irritability, nervousness, skin lesions, diarrhea, forgetfulness, insomnia, chronic headaches, digestive disorders and anemia. Severe, prolonged deficiency may cause pellagra, neurasthenia, mental disturbances, depression, mental dullness, disorientation and mental disease.
Natural sources
Brewer's yeast, torula yeast, wheat germ, rice bran and rice polishing, nuts, sunflower seeds, peanuts, whole wheat products, brown rice, green vegetables, liver.
MDR (minimum daily requirement):
10.0 mg. Therapeutically, 100 mg. or more with each meal (preferably together with other B-complex vitamins).
Note: Although niacin is currently used in massive doses (up to 25,000 mg.) in treatment of such conditions as schizophrenia, high cholesterol and arteriosclerosis, some authorities warn that prolonged ingestion of massive doses of B3 can be dangerous and may cause stomach ulcers, liver damage, jaundice, colitis and male impotence.
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GENERAL HEALTH
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