Each bottle of Stampede has 140 micrograms, or 7% of the recommended daily allowance, of pyridoxine.

FORBES: To Your Health?

The race was one of 21 events Schwartz will hit in Texas, Florida and Wisconsin this year to market Stampede Light, enhanced with thiamine, riboflavin, niacin, pyridoxine and folate.

FORBES: To Your Health?

Owades, who died in 2005 shortly after completing the Stampede project, ultimately dosed Schwartz's brew with 50% more of several B vitamins already in beer and 250% more of pyridoxine.

FORBES: Magazine Article