A B Vitamin needed in protein metabolism, its 3 forms are pyridoxine, pyridoxal and pyridoxamine.
Precursor form of vitamin A.
Slow recovery of vision after exposure to flashes of bright light at night; an early symptom of vitamin A deficiency.
A B vitamin that acts as part of a coenzyme to help form DNA and also metabolize amino acids and their derivatives, such as homocysteine.
One of the active forms of vitamin C.
Symptoms associated with deficiency of this vitamin include chelosis, glossitis and dermatitis.
The niacin deficiency disease
The vitamin D deficiency disease in children
A B vitamin needed in energy metabolism, it can be eaten preformed or can be made in the body from tryptophan.
A B vitamin that helps convert folate to its active form and also helps maintain the sheaths around nerve cells.
The vitamin C deficiency disease.
Rupture of the red blood cells, caused by vitamin E deficiency.
The thiamine deficiency disease
Pork products, whole grains, enriched grains and dried beans would be the major food sources the the B vitamin
A vitamin B12 deficiency disease caused by lack of intrinsic factor and characterized by large immature red blood cells and damage to the nervous system.
The synthetic form of folate; absorption is almost double.
Organic compounds that are vital but needed only in minute amounts
This B vitamin plays an important role in protein and amino acid metabolism.
Chemical name for some forms of vitamin E; the alpha form is most potent
The vitamin D deficiency disease in adults.
A protein like compound produced by the stomach that enhances vitamin B12 absorption.
"Dry eye"; cause of blindness that results from a vitamin A deficiency.
Symptoms of this deficiency include diarrhea, dementia, and dermatitis.
Chemical forms of preformed vitamin A; one source is animal foods.
An orange pigment with antioxidant activity; a vitamin A precursor made by plants.
A molecule that works with an enzyme to promote the enzymes activity.
The chief protein of most connective tissue.
The B vitamin found naturally only in animal products.
A protein in raw eggs (avidin) binds with this vitamin and inhibits absorption.
The normal protein of hair and nails.