Last verified 16 Sep 2026 · Sources
The mistakes that actually turn up on real labels are a short, repeatable list: wrong reference amount, an old pre-2016 layout still in use, a missing added sugars line, vitamins A and C where vitamin D and potassium belong, a leftover “Calories from Fat” line, bad rounding, a %DV shown on trans fat, no sesame “Contains” statement, ingredients out of weight order, undersized net-quantity type, an unsupported “healthy” or “low” claim, and a missed dual-column requirement. Each one traces to a specific paragraph of 21 CFR 101.9, 101.12, or 101.13. Below is what each mistake looks like and the rule it breaks.
| Quick facts | Common Label Mistakes |
|---|---|
| Regulation | 21 CFR 101.9, 101.12, 101.13, 101.7 |
| Applies to | Any packaged food label carrying a Nutrition Facts panel and ingredient/allergen statements |
| Key numbers | 2016 format compliance: Jan 1, 2020 (≥$10M sales) / Jan 1, 2021 (smaller); sesame required since Jan 1, 2023 |
The rule
Most of these aren’t obscure edge cases. They’re the parts of 21 CFR 101.9 that changed in 2016 (added sugars, vitamin D and potassium replacing vitamin A and C as mandatory, the removal of “Calories from Fat”) or additions since (sesame under the FASTER Act, the 2024 “healthy” redefinition). A label built once and never updated tends to freeze at whatever the rule said the year it was designed, which is why “old format” is its own line item here rather than folding into the others.
FDA’s compliance dates for the 2016 overhaul were staggered by company size: manufacturers with $10 million or more in annual food sales had to be compliant by January 1, 2020; manufacturers under that threshold had until January 1, 2021; makers of certain single-ingredient sugars and some cranberry products got until July 1, 2021 (fda.gov/food/food-labeling-nutrition/changes-nutrition-facts-label). Those dates have long since passed, so a label still showing the pre-2016 layout is not “using an older but valid format”; it’s out of compliance.
The numbers
| Mistake | Rule it breaks |
|---|---|
| Wrong RACC / serving size | 21 CFR 101.12 |
| Pre-2016 format still in use | 21 CFR 101.9 as revised; compliance dates Jan 1, 2020 / Jan 1, 2021 |
| Missing added sugars line | 21 CFR 101.9(c)(6)(iii) |
| Vitamins A/C shown instead of vitamin D/potassium | 21 CFR 101.9(c)(8)(ii) |
| “Calories from Fat” still shown | 21 CFR 101.9(d), format as revised in 2016 |
| Wrong rounding (calories, grams, %DV) | 21 CFR 101.9(c) and (d) rounding rules |
| %DV shown on trans fat | 21 CFR 101.9(c)(2)(ii): no DV established |
| No “Contains” statement for sesame | FALCPA + FASTER Act, effective Jan 1, 2023 |
| Ingredients not in descending order by weight | 21 CFR 101.4(a) |
| Net quantity type size too small | 21 CFR 101.7(i) |
| Unsupported “healthy” or “low” claim | 21 CFR 101.13, 101.62; “healthy” final rule, 89 FR 106064 (Dec 27, 2024), compliance date Feb 25, 2028 |
| Missed dual-column requirement | 21 CFR 101.9(b)(12) |
On the label
Say your granola bar label was built in 2015 and never touched since. It likely shows “Calories from Fat” under total calories (removed by the 2016 rule), lists vitamin A and vitamin C on the vitamins line instead of vitamin D and potassium (now the mandatory pair under 21 CFR 101.9(c)(8)(ii)), and has no “Includes Xg Added Sugars” line under Total Sugars at all, because that nutrient didn’t exist on the panel before 2016. If the bar has 45 g of pecans folded in, “pecans” also needs to sit in the ingredient list in descending order by the weight they contribute (21 CFR 101.4(a)), not wherever it reads best on the package. Fix all four and the panel matches what the CFR requires today, not what it required a decade ago.
Mistakes we see
- Pulling the RACC from a competitor’s label instead of looking it up in the 21 CFR 101.12 table for the correct category.
- Reusing label art from before 2016 because “it already has a Nutrition Facts box.”
- Adding a %DV column next to trans fat because every other nutrient on the panel has one. Trans fat has no established Daily Value, so it never gets one.
- Printing net quantity in a type size sized for the package’s overall design rather than the minimum set by 21 CFR 101.7(i).
- Putting “healthy” or “low sodium” on the front of pack based on a general sense the product is better-for-you, without checking the specific numeric threshold that claim requires.
Related rules
Most of these mistakes are addressed in depth on their own pages: what is RACC and serving size rules for the reference-amount error, rounding rules for calculation mistakes, added sugars and vitamins and minerals required for the 2016-era content changes, and allergen “Contains” statement for sesame. If a claim is the issue, see nutrient content claims and health claims.
Run an audit before you print
Checking this list on a schedule means your labels get updated on your timeline instead of when a co-packer flags them. If you manage more than one SKU, the Studio plan ($299 a year: every product you make, plus the compliance binder and PDF reports) runs a compliance audit across every product in your account, with AI spec-sheet import, a spec-sheet review calendar, and change history so you can see exactly what changed and when a label drifted out of date; the Co-packer plan ($1,199 a year: everything in the Studio plan plus client folders and white-label documents) runs those audits across other brands. If you only have one product to check, enter your recipe, then see your label against the current rules: your calories, the claims you qualify for and your allergen line are free, no card required, every other value and %DV stays hidden until you unlock, and Single Product ($29) unlocks every other nutrient value and %DV, every FDA format your product qualifies for, and your ingredient statement and allergen declaration. A $69 Label Review covers a label you already have. See pricing or build your label free to see the free preview first.
FAQ
What's the single most common mistake on a first-time label?
Using the wrong RACC, which throws off serving size, %DV, and every downstream number on the panel, per 21 CFR 101.12.
Is it still legal to use the pre-2016 label format?
No. Manufacturers with $10 million or more in annual food sales had to switch by January 1, 2020, and smaller manufacturers by January 1, 2021 (fda.gov/food/food-labeling-nutrition/changes-nutrition-facts-label). A label still showing the old format and vitamins A/C instead of vitamin D/potassium is out of compliance.
Do I need a sesame "Contains" statement now?
Yes, if sesame is an ingredient. The FASTER Act made sesame the ninth major allergen effective January 1, 2023, folded into the same "Contains" statement FALCPA already requires for the other eight.
Can I still show "Calories from Fat" on my label?
No. The 2016 final rule removed that line; only Total Calories is declared now, per 21 CFR 101.9(d)(7) as revised.
Why did FDA change the "healthy" claim rules?
FDA published a final rule updating the definition of the 'healthy' nutrient content claim at 89 FR 106064 on December 27, 2024 (announced December 19, 2024). Its effective date, originally February 25, 2025, was delayed to April 28, 2025 by 90 FR 10592, and the compliance date is February 25, 2028.
Related rules
What is a RACC?, Rounding rules, Added Sugars, Allergen "Contains" statement. See the full all labeling rules.
Sources
- ecfr.gov/current/title-21/chapter-I/…-101/subpart-A/section-101.9
- ecfr.gov/current/title-21/chapter-I/…101/subpart-A/section-101.12
- fda.gov/food/food-labeling-nutrition/changes-nutrition-facts-label
- fda.gov/food/food-labeling-nutrition/use-term-healthy-food-labeling
- federalregister.gov/documents/2024/12/27/2024-2…s-definition-of-term-healthy