Thiamine mononitrate price per 1 mg — cheapest first
455 Thiamine mononitrate products, ranked by price per 1 mg, cheapest first.
Compare all 2,235 Vitamin B1 products →
The cheapest Thiamine mononitrate product per 1 mg is Vitamatic, Vitamin B1 Powder, Unflavored, 3.5 oz (100 g) at $0.00015 per 1 mg. That's based on prices at our last update, among the products we track.
Lowest price per 1 mgVitamatic, Vitamin B1 Powder, Unflavored, 3.5 oz (100 g)$0.00015View on iHerbOther forms of Vitamin B1
Price data as of 2026-10-20
How to read this table
How much does Thiamine mononitrate pricing vary between products?
Price per 1 mg for this form: the cheapest is $0.00015, and the median product is $0.00023. That's about 71% less than the median for all Vitamin B1 ($0.00081).
Most products (the middle 80%) have 0.6mg to 50mg per serving, with a median of 10mg. The amount is the label-declared Vitamin B1 value, not the raw material weight.
455 of the 2,235 Vitamin B1 products (20%) are labeled as Thiamine mononitrate. Products that don't name a form aren't assigned to one.
The products of this form come from 116 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.