FDA RACC Table & Serving Size Calculator
A RACC — Reference Amount Customarily Consumed — is the amount of a food people customarily eat in one sitting, set by the FDA for 148 categories in 21 CFR 101.12. Look up any category's RACC, or enter your product's weight and get a compliant label serving size instantly: the RACC for cookies is 30 g, so the Nutrition Facts serving size is the whole number of cookies whose weight comes closest to 30 g.
What is a Reference Amount Customarily Consumed (RACC)?Got your serving size? Look up the FDA Daily Value for any nutrient to work out its %DV.
Pick a food category to calculate its serving size.
Enables servings-per-container + the dual-column check.
Choose a category and enter the product's weight to see its FDA serving size — the result appears here.
Reference table· What's the FDA serving size for each General (4+ years) food category?
Stuck on a serving size, a rounding call, or a %DV?
Send us the question. We'll reply within a day with the FDA rule that applies, its citation, and the math worked through for your numbers. You get the regulation and the arithmetic — not legal or regulatory advice.
Authoritative sources: 21 CFR 101.12 — reference amounts (RACC), 21 CFR 101.9(b) — serving-size conversion, and FDA: Serving Size on the Nutrition Facts label.
For informational purposes only; verify against 21 CFR 101.12 / 101.9(b). · US Nutrition Label Rules v10.0.0 · CFR snapshot 2026-02-12