Riboflavin 5'-phosphate (R5P) price per 1 mg — cheapest first
181 Riboflavin 5'-phosphate (R5P) products, ranked by price per 1 mg, cheapest first.
Other forms of Vitamin B2
Price data as of 2026-10-20
How to read this table
How much does Riboflavin 5'-phosphate (R5P) pricing vary between products?
Most products (the middle 80%) have 1.3mg to 30mg per serving, with a median of 4mg. The amount is the label-declared Vitamin B2 value, not the raw material weight.
181 of the 2,218 Vitamin B2 products (8%) are labeled as Riboflavin 5'-phosphate (R5P). Products that don't name a form aren't assigned to one.
The products of this form come from 65 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.