Nutricost Vitamin B2 (Riboflavin) 100mg

Our verdict

Nutricost Vitamin B2 (Riboflavin) 100mg works out to $0.08 per serving of vitamin b2 (riboflavin), at 100mg per serving in capsule form. That puts it the cheapest quarter of the 48 vitamin b2 (riboflavin) products we can price per dose, where the typical serving costs $0.12, a Value Index of 1.4 where the median product is 1.0. One container lasts 120 days at the label dose of 1 serving a day, about $2.49 a month. We could not verify a third-party certification for Nutricost in a public registry. Worked out from the current retail price as of 2026-11-13; confirm the live price on Amazon.com before buying.