Supplements
Vitamin B1 (Thiamine / TTFD / Benfotiamine)
Overview Thiamine (vitamin B1) is a water-soluble B vitamin that serves as an essential cofactor in glucose and energy metabolism. Its fat-soluble derivatives — benfotiamine and TTFD — achieve tissue concentrations dramatically higher than standard thiamine and exert biological effects…
By Kristopher Crawford
·
08 May 2026
·
1 min read
Overview Thiamine (vitamin B1) is a water-soluble B vitamin that serves as an essential cofactor in glucose and energy metabolism. Its fat-soluble derivatives — benfotiamine and TTFD — achieve tissue concentrations dramatically higher than standard thiamine and exert biological effects…
In the full monograph
- What it is, and how it works
- What the evidence shows — randomized trials, observational data, animal studies, graded and cited
- Dose, form, and timing
- What to expect, and how soon
- Who should be careful, and what to check first
- The verdict
MEMBERS
Read the full monograph
Members get every monograph in the library, the research assistant, and the stack tracker — with a 30-day money-back guarantee. Not ready? Start free with the Proven Supplements Starter Guide.