A form of vitamin B6

Pyridoxal 5-phosphate (P5P) supplements

2,275 vitamin B6 products in the NIH label database list vitamin B6 as pyridoxal 5-phosphate (P5P) (15% of the 15,644 vitamin B6 products); their median is 10 mg of vitamin B6 per serving, against 6 mg across all vitamin B6 products; the 25 whose only supplement ingredient is vitamin B6 list a median of 50 mg (DSLD version 9.4.0, January 2026).

How does pyridoxal 5-phosphate (P5P) compare with the other forms?

The median amount of vitamin B6 per serving in products naming each form; the count in brackets. The amount is the vitamin B6 the label gives, as printed.

Median vitamin B6 per serving by form

Vitamin B6 by formPyridoxine hydrochloride9 mg (11,242)Pyridoxal 5-phosphate (P5P)10 mg (2,275)
Vitamin B6 by formPyridoxine hydrochloride9 mg (11,242)Pyridoxal 5-phosphate (P5P)10 mg (2,275)
Vitamin B6 by formPyridoxine hydrochloride9 mg (11,242)Pyridoxal 5-phosphate (P5P)10 mg (2,275)
Vitamin B6 by formPyridoxine hydrochloride9 mg (11,242)Pyridoxal 5-phosphate (P5P)10 mg (2,275)
Vitamin B6 by formPyridoxine hydrochloride9 mg (11,242)Pyridoxal 5-phosphate (P5P)10 mg (2,275)

Source: Supplement Facts rows and their forms, NIH ODS Dietary Supplement Label Database version 9.4.0, current labels.

Products
2,2751,755 on the market
Median vitamin B6 per serving
10 mgall vitamin B6 products: 6 mg
Share of vitamin B6 products
15%2,275 of 15,644

What else do these products contain?

Ingredients most often listed alongside it, with the median amount in these products and in all products
IngredientShare of these productsMedian hereMedian, all products
Vitamin B1279% 100 mcg36 mcg
Folate74% 400 mcg400 mcg
Niacin67% 30 mg20 mg
Vitamin C63% 180 mg100 mg
Riboflavin61% 10 mg4 mg
Thiamin60% 10 mg5 mg
Pantothenic Acid (Vitamin B5)60% 30 mg12 mg
Magnesium55% 100 mg86 mg
Zinc55% 10 mg11 mg
Biotin53% 300 mcg200 mcg

Which products are they?

60 of the 2,275 (on-market products first, the newest label first), ordered by the amount of vitamin B6 per serving, largest first; an amount that looks like a slip or a compound's weight comes last, marked.

Source: NIH ODS Dietary Supplement Label Database version 9.4.0; the form each label names for its row. Daily Values: the FDA's Daily Value page.

Which brands make them?

Cellucor (86), Douglas Laboratories (79), XYMOGEN (66), Pure Encapsulations (61), Thorne Research (57), Country Life (47), Thorne (44), Nature's Way (41), Seeking Health (36), Integrative Therapeutics (28).

Where next?