Vitamin · Supplement ingredient
Vitamin B1
Vitamin B1 is listed on 30 U.S. supplement product labels in the NIH DSLD, #1,329 of 4,614 by label frequency.
- 30
- Products
- #1,329 of 4,614
- By frequency
- NIH
- Dosing fact sheet
Vitamin B1 (Thiamin) dosing reference
NIH ODS Fact Sheet →- Recommended Dietary Allowance (RDA / AI)
- 1.2 mg for adult men, 1.1 mg for adult women
- Tolerable Upper Intake Level (UL)
- Not established
- Pregnancy & lactation
- RDA during pregnancy and lactation is 1.4 mg.
Statement required by FDA: These statements have not been evaluated by the Food and Drug Administration. Dietary supplements are not intended to diagnose, treat, cure, or prevent any disease. Consult a licensed healthcare provider before starting, stopping, or combining any supplement, especially if you are pregnant, nursing, take prescription medication, or have a medical condition.
Source: https://ods.od.nih.gov/factsheets/Thiamin-HealthProfessional/
How common is Vitamin B1?
Number of supplement labels listing Vitamin B1 vs nearby vitamin ingredients
- Vitamin C
Vitamin C
19,514 products
- Vitamin E
Vitamin E
13,826 products
- Vitamin D
Vitamin D
13,343 products
- Vitamin B12
Vitamin B12
11,614 products
- Vitamin B6
Vitamin B6
10,881 products
- Vitamin B1 30
Vitamin B1
30 products
Products containing Vitamin B1
Nearby Ingredients in Vitamin
Other ingredients in the Vitamin category cataloged in the NIH DSLD. Useful for comparing how common different nutrients are across the US supplement market.
Frequently asked about Vitamin B1
What is the Recommended Dietary Allowance (RDA) for Vitamin B1 (Thiamin)? ▼
Is there an upper limit for Vitamin B1 (Thiamin)? ▼
What about Vitamin B1 (Thiamin) during pregnancy or breastfeeding? ▼
How many supplement products contain Vitamin B1? ▼
Source: NIH Office of Dietary Supplements, Dietary Supplement Label Database (DSLD) · Dosing reference: NIH ODS Vitamin B1 (Thiamin) Health Professional Fact Sheet. Regulatory reference: Source: Dietary Supplement Health and Education Act (DSHEA), 1994, 21 U.S.C. § 321(ff).
Disclaimer, Not Medical Advice: Information on this page is based on manufacturer-declared label data and is provided for educational and reference purposes only. It does not constitute medical, nutritional, or health advice. Consult a licensed healthcare provider before starting, stopping, or combining any supplement, especially if you are pregnant, nursing, take prescription medication, or have a medical condition.
Read our methodology , how this data is sourced, computed, and verified.
Every figure on PlainVitamins is rendered directly from the NIH Dietary Supplement Label Database (DSLD), no number is typed in by an editor. Ingredient figures are computed directly from the NIH DSLD, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.