Vitamin B6 is a water-soluble
vitamin that
comprises three related forms:
pryidoxine, pryidoxal and
pryidoxamine.
Function: Plays many roles in
the body, the but most
important one is in protein
metabolism.
Sources: Fortified instant
oatmeal; fortified
ready-to-eat cereals; meat, poultry
and fish; soybeans;
some fruits and vegetables, including
bananas, prunes,
watermelon, spinach, sweet potatoes,
and tomato juice.
Deficiency: Vitamin B6
deficiency can cause anemia,
dermatitis and convulsions. In
infants, it can lead to a
variety of neurological disorders and
abdominal distress.
Deficiency is rare in the United
States; it is mainly seen
in people deficient in several
B-complex vitamins.
Excess: Long-term megadoses,
such as may be taken by
women to alleviate premenstrual
syndrome, may cause nerve
damage and muscular incoordination in the
hands and feet.
U.S. Recommended Daily
Allowances
Infants Children Adults and Pregnant or
(0-12 mo.) (1-3 years)
Children 4 Years + Nursing Women
0.4 mg 0.7 mg 2.0 mg 2.5 mg
(The U.S. RDA amounts are
sufficient to meet the needs
of practic all healthy people.)
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