Thiamine HCl price per 1 mg — cheapest first
409 Thiamine HCl products, ranked by price per 1 mg, cheapest first.
Compare all 2,235 Vitamin B1 products →
The cheapest Thiamine HCl product per 1 mg is Nature's Life, Energizing Thiamine (B-1), 500 mg, 50 Tablets at $0.00044 per 1 mg. That's based on prices at our last update, among the products we track.
Lowest price per 1 mgNature's Life, Energizing Thiamine (B-1), 500 mg, 50 Tablets$0.00044View on iHerbOther forms of Vitamin B1
Price data as of 2026-10-20
How to read this table
How much does Thiamine HCl pricing vary between products?
Price per 1 mg for this form: the cheapest is $0.00044, and the median product is $0.00089. That's about the same as the median for all Vitamin B1 ($0.00081).
Most products (the middle 80%) have 0.5mg to 50mg per serving, with a median of 3mg. The amount is the label-declared Vitamin B1 value, not the raw material weight.
409 of the 2,235 Vitamin B1 products (18%) are labeled as Thiamine HCl. Products that don't name a form aren't assigned to one.
The products of this form come from 124 brands.
Amounts are as listed on product labels and are not medical advice. This page does not judge whether any form or product is better than another; ranking uses only price and label amount. For the full method and its limits, see How prices are calculated.