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Water-soluble vitamins

Vitamin B1 (Thiamin)

Energy metabolism

Carbohydrate metabolism and nerve signaling.

Daily target
1.2 mg
FDA Daily Value
Upper limit
None
No UL established
Catalog matches
0
supplements in our catalog

How Vitamin B1 (Thiamin) appears on labels

Supplement labels list Vitamin B1 (Thiamin) under several names depending on the chemical form used. Any of these on an ingredients panel counts toward your Vitamin B1 (Thiamin) intake:

  • thiamin
  • thiamine
  • vitamin b1
  • vitamin b-1
  • thiamin hcl
  • thiamine hydrochloride
  • benfotiamine

Deep dive

For mechanism of action, dosing protocols, evidence grade, and interaction warnings on Vitamin B1 (Thiamin), see the full encyclopedia entry:

Benfotiamine encyclopedia entry →

Related water-soluble vitamins

Track your full intake

Formulate's free desktop app aggregates Vitamin B1 (Thiamin) (and ~40 other nutrients) across every supplement in your stack — flagging underdoses, overlaps, and upper-limit overshoots in one view.

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Medical disclaimer. This page is educational and does not replace advice from a qualified healthcare provider. Targets and upper limits are general adult reference values; individual needs vary by age, sex, pregnancy status, and clinical context.