Vitamin B6

What it does in the body
Vitamin B6 is necessary for the enzymatic reaction governing the release of glucose from glycogen and is critical in maintaining hormone balance and proper immune functioning.1     B6 aids in food assimilation and in protein and fat metabolism. It is also required in the prevention of various nerve and skin disorders, plays a key role in preventing nausea, is vital in multiplication of all cells, and is critical to a healthy pregnancy. 


B6 deficiency may cause nervousness, insomnia, skin eruptions and loss of muscular control  Vitamin B6 levels in the cells are linked to the magnesium content in an individual's diet.


Food Sources

  • Natural food sources of vitamin B6 include meat, fish, wheat germ, egg yolk, cantaloupe, cabbage, milk and brewer's yeast.  Whole grains, legumes, bananas, seeds and nuts, potatoes, Brussels sprouts and cauliflower are also sources.   

Recommended Dietary Allowance

  • The RDA for vitamin B6 ranges from 1 mg to 2 mg.2

Orthomolecular Dosage Range: Much higher than RDA levels.

  • 25 mg. Orthomolecular physicians may use up to several hundred mg/day, depending on circumstances.


1     Angley M, Semple S, Hewton C, Paterson F, McKinnon R (2007). "Children and autism-part 2-management with complementary medicines and dietary interventions". Aust Fam Physician 36 (10): 827-30.
2     Canadian Health Network. Public Health Agency.