US Food & Product Search
Look up real nutrition data for any ingredient before you formulate. Free search across USDA generic foods and hundreds of thousands of branded products, with FDA label rounding already applied.
Insights: how nutrition labels actually work
Why the same nutrient amount can print a different %DV on two labels. The first piece in a new section on how US nutrition labels actually work.
A page for every nutrient in the RDA tool
See exactly why a %DV prints what it does. One page per nutrient, showing the FDA rounding bands and amount range behind every %DV a label can print.
FDA Serving Size Calculator (RACC)
Check the FDA serving size before you print a Nutrition Facts panel. Free lookup for all 148 FDA food categories, sourced from 21 CFR 101.12 and 101.9(b).
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Machine-readable version: /changelog.md. Last entry: 2026-08-25.