Nutrition Label Builder

Create a Nutrition Facts style panel from per-serving values or whole-recipe totals. The builder calculates per-serving nutrients and % Daily Value locally in your browser.

Inputs

Main nutrients
Vitamins and minerals

Label Preview

Per serving values 12 servings
Download label

Assumptions and Limits

This builder uses common Nutrition Facts label nutrients and adult FDA Daily Values for a 2,000 calorie daily diet. It divides whole-recipe totals by servings when you choose batch mode, then calculates %DV as nutrient per serving divided by the Daily Value.

This is a planning and drafting tool, not legal labeling advice. Packaged foods may need laboratory analysis, official serving-size rules, ingredient declarations, allergen statements, formatting checks, and jurisdiction-specific review. For food sales, verify labels against current regulations before printing or distributing them.

Formula
per_serving = entered_value / servings when whole-recipe mode is selected.
%DV
percent_DV = per_serving / FDA_DV * 100, rounded to the nearest whole percent.

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Daily Values Used

The %DV calculations use FDA adult Daily Values for these label nutrients: total fat 78 g, saturated fat 20 g, cholesterol 300 mg, sodium 2,300 mg, total carbohydrate 275 g, dietary fiber 28 g, added sugars 50 g, vitamin D 20 mcg, calcium 1,300 mg, iron 18 mg, and potassium 4,700 mg.

Calories, trans fat, total sugars, and protein are displayed without %DV in the preview. FDA lists a 50 g Daily Value for protein, but protein %DV is only required on Nutrition Facts labels in specific situations.

FAQs

Can I paste numbers from a recipe nutrition calculator?

Yes. If the numbers are already per serving, choose Per serving. If they are totals for the whole batch, choose Whole recipe / batch total and enter the number of servings.

Why does protein not show a %DV?

FDA lists a protein Daily Value, but protein %DV is not required on many adult Nutrition Facts labels unless a protein claim or certain age-group rules apply. Verify before commercial use.

Does the tool round like an official food label?

It uses practical display rounding for drafts: calories to whole calories, most gram nutrients to one decimal when needed, milligrams to whole numbers, and %DV to whole percentages. Official rounding rules can be more specific.

Is this private?

Yes. Inputs are processed in your browser. Copy, download, and print actions use your device only.

How to Use the Label Builder

  • Enter a recipe name, serving size, and servings per container.
  • Choose whether your nutrient numbers are per serving or for the full batch.
  • Fill in the nutrients you know. Leave unknown values blank or zero only when that is appropriate.
  • Review the generated label, then copy, download, or print it for your recipe notes.

5 Fun Facts about Nutrition Labels

Daily Values use a reference diet

The familiar %DV footnote is based on a 2,000 calorie daily diet, which gives labels a common comparison point.

Shared baseline

Serving size drives every number

Calories, fat, sodium, carbohydrates, and vitamins are shown per serving, so changing servings can change the whole label.

Per-serving math

Added sugars are separate

Modern Nutrition Facts panels distinguish total sugars from added sugars, making recipe sweeteners easier to spot.

Sugar detail

Some nutrients skip %DV

Calories, trans fat, and total sugars commonly appear without a Daily Value percentage on adult labels.

Display rules

Minerals use different units

Vitamin D is usually shown in micrograms, while calcium, iron, sodium, and potassium are shown in milligrams.

Unit mix

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