DESCRIPTION/FUNCTION

• PABA is often classified as a B-vitamin, but it is not an actual vitamin. It is involved in red blood cell formation; metabolism of protein; stimulates production of folic acid in the intestines; topically used in sunscreens.

DRI (RDA or AI for Adults)

• None.

MAJOR SOURCES

• Organ meats, whole grains, eggs, dairy products, dark green vegetables.

MAINTENANCE/THERAPEUTIC RANGE

• 50 mg to 500 mg. (Higher doses under medical supervision.)

POSSIBLE THERAPEUTIC APPLICATIONS

• Peyronie’s disease
• Scleroderma
• Vitiligo

COMMENTS

• The form used therapeutically is called Potaba, and it is used in amounts up to 10 grams.

CAUTIONS

• Avoid if you are taking sulfonamide antibiotics.