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How to Read a Nutrition Facts Label

Learn step-by-step how to read serving sizes, calculate calories, evaluate nutrients to limit or increase, and use percent daily values to make healthy food choices.
LBy Leadde Updated August 21, 2026

How to Read a Nutrition Label in the Right Order

A nutrition label is read in a fixed order, and reading it in any other order produces the wrong conclusion. Serving size first, because every number below it is per serving and a package often holds two or three. Then calories, then the nutrients to limit, then the ones to increase, then the percentages.

Serving size is first for a reason that is easy to state and easy to forget in a supermarket aisle. A figure that looks reasonable per serving becomes something else entirely when the pack is eaten in one sitting, and almost every misread label traces back to that single skipped step. The one thing to withhold is dietary advice for individuals: targets, conditions, and anything resembling a personal recommendation belong with a dietitian rather than in a general course.

Six scenes carry the sequence: one on serving size and servings per container, one on calories in context, one on the nutrients to limit, one on the ones most people need more of, one on how percent daily values work and what baseline they assume, and one on comparing two products fairly.

How to Turn Label Reading Into Something Done in an Aisle

A nutrition module succeeds when someone changes what goes into a trolley, not when they pass a quiz. That means the sequence has to survive a busy shop, which means it has to be short enough to remember and specific enough to act on.

Make serving size the non-negotiable first step

Make serving size the non-negotiable first step

One habit, always the same, before any other number is read. Everything else in the module depends on it, and it is the step that gets skipped under time pressure.

Give the five and twenty percent rule

Five percent or less is low, twenty percent or more is high. Two numbers turn the percent daily value column from decoration into a decision tool.

Teach comparison, not judgement

Two similar products side by side is the real use case. Labels are not designed to say whether a food is good; they are designed to let one be compared with another.

Name the trap in the ingredient list

Sugar appears under many names, so a product can list several forms and keep each one low in the order. Showing that once changes how the list is read permanently.

Reuse the course outline your health team already uses

Upload the course outline, the label-reading handout, or the workshop slides you already deliver. Any of PDF, DOC, DOCX, PPTX, or TXT works, to 200 MB. Scenes arrive editable; nothing writes back to the original.

Rank the Label Before the Trolley

Take the course outline your health team already uses, edit what comes back, and have it out before the next intake.

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