The Nutrition Facts panel is one of the most visible elements of US food labeling, and it is also one of the most technically demanding. Every packaged food sold in the United States must carry a Nutrition Facts panel that conforms to the format specified in 21 CFR 101.9 — and that format is unlike any other nutrition label in the world. Foreign manufacturers who attempt to adapt a European, Japanese, Australian, or Codex-aligned nutrition label to the US format almost always produce a non-compliant result, because the differences are not just cosmetic. The serving sizes, nutrient line items, Daily Value percentages, and typographic specifications are all US-specific, and the FDA updated many of these requirements in 2016 with compliance mandatory by January 1, 2020 for most manufacturers.
Serving size and the Reference Amount Customarily Consumed
The serving size on a US Nutrition Facts panel is not the manufacturer's recommended portion — it is a standardized amount based on the Reference Amount Customarily Consumed (RACC) established by the FDA in 21 CFR 101.12. The RACC is the amount of food that a person typically eats at one sitting, based on FDA survey data and dietary guidelines. For example, the RACC for carbonated beverages is 360 mL (12 fl oz), for cookies it is 30 grams, for pasta it is 56 grams (dry), and for ice cream it is 2/3 cup (about 88 grams). The serving size declaration must be expressed in both a common household measure (cups, tablespoons, pieces) and the metric equivalent in parentheses.
The 2016 update changed several RACC values to reflect how people actually eat today rather than how they ate in the 1990s when the original values were set. For example, the RACC for ice cream changed from 1/2 cup to 2/3 cup, and the RACC for yogurt changed from 225 grams to 170 grams. Foreign manufacturers must use the current RACC values — using outdated serving sizes or serving sizes based on another country's reference amounts will render the label non-compliant.
Mandatory nutrient declarations and the 2016 changes
The 2016 label update made several significant changes to which nutrients must appear on the Nutrition Facts panel. Added sugars — defined as sugars that are added during processing or are from syrups, honey, and concentrated fruit or vegetable juices — became a mandatory declaration, listed as a sub-line under Total Sugars with its own Daily Value percentage. Vitamin D and potassium, which were previously voluntary, became mandatory declarations. Vitamins A and C, which were previously mandatory, became voluntary (because deficiencies of these vitamins are now rare in the US population). The calorie declaration was given greater visual prominence with a larger, bolder font. Actual amounts in addition to percent Daily Value became required for vitamin D, calcium, iron, and potassium.
The Daily Values themselves were updated based on newer dietary science. For example, the Daily Value for sodium dropped from 2,400 mg to 2,300 mg, the Daily Value for dietary fiber increased from 25 grams to 28 grams, and the Daily Value for calcium changed from 1,000 mg to 1,300 mg. Foreign manufacturers who calculate percent Daily Values using the old reference values — or worse, using the Nutrient Reference Values from the Codex Alimentarius or EU regulations — will produce incorrect percentages on every line of the panel.
Dual-column labeling for larger packages
One of the most commonly overlooked requirements from the 2016 update is dual-column labeling. Packages that contain between one and two servings (based on RACC) may use a single-column format showing only per-serving amounts, but packages that could reasonably be consumed in either one or two sittings must show both a per-serving column and a per-package column. Packages that contain two to three servings, where the entire package could reasonably be consumed at one sitting, must use the dual-column format. This requirement affects many snack foods, beverages, and single-serve packages that are slightly larger than one RACC.
Typographic and formatting specifications
The FDA specifies detailed typographic requirements for the Nutrition Facts panel in 21 CFR 101.9(d). The heading 'Nutrition Facts' must appear in a specific typeface and weight. The panel must be enclosed in a box with defined hairline rules. Nutrient names are listed in a specific order that cannot be rearranged. Bold rules of specified point sizes separate major sections (between serving size information and calories, between calories and nutrient sections, and at the bottom). The minimum type size for most declarations is 8-point, with specific exceptions for small packages. The footnote explaining percent Daily Value must appear at the bottom of the panel. These formatting details may seem minor, but FDA enforcement treats formatting violations as misbranding, and non-compliant panels are grounds for import refusal.
Small and intermediate package exemptions
Packages with a total surface area of less than 12 square inches available for labeling may use a simplified format or may place nutrition information on an accompanying tag, insert, or multipack outer carton. Packages with 12 to 40 square inches of available labeling space may use a tabular (horizontal) format instead of the standard vertical format. Very small packages may qualify for exemption from nutrition labeling entirely if the manufacturer files a claim of exemption and the package bears no nutrition claims. Foreign manufacturers frequently fail to account for these exemptions and either use the wrong format for their package size or fail to include nutrition information at all when their package does not qualify for an exemption.
How FDABridge helps with Nutrition Facts compliance
FDABridge provides food label review services that include full Nutrition Facts panel evaluation — checking serving sizes against current RACC values, verifying nutrient declarations against 2016 requirements, validating Daily Value calculations, and confirming typographic formatting. Our label review service catches the errors that cause import refusals before your product reaches the port. Visit fdabridge.com/food to learn about our food labeling services or fdabridge.com/contact to submit your labels for review.
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