Start with the basis
Check whether values are per 100 g, per serving or both.
Understanding Nutrition Labels
How to read energy, fat, carbohydrate, sugars, protein and salt values.
Educational guide · Reviewed 26 July 2026What does a nutrition label tell you?
A nutrition label gives energy and key nutrients in a fixed order so foods can be understood and compared quickly.
100 gcompare→1 servingplan→1 packtotal
Same food. Three useful views.
What it does for the body.
Read the whole line
Total fat and saturated fat are different; carbohydrate and sugars are different.
Use the ingredients too
The nutrition table shows amounts; the ingredient list explains what the food contains.
When to pay particular attention
Needs are not identical.
Age, life stage, activity and the rest of the diet can change what deserves attention.
- Anyone comparing products
- People following professional dietary guidance
- Parents and carers choosing everyday foods
Food first.
European labels normally list energy, fat, saturates, carbohydrate, sugars, protein and salt per 100 g or 100 ml.
How do we measure it?
One value. Three useful views.
Per 100 g
A standard basis for comparing different foods and pack sizes.
Per serving
The quantity associated with a stated serving. Serving sizes can differ.
Per package
The calculated total when the entire package is the relevant amount.
We show where every number comes from.
Diplomats Product Nutrition
The value belongs to the exact product, recipe and measurement basis shown. We present it as the product’s number.
Reference Nutrition Data
A scientific food database provides a range for a comparable fish. We mark it with an asterisk and never present it as a laboratory result for the product.
Nutrition Knowledge
Primary health and food-science sources explain what a nutrient does, who should pay attention and how the number is used.
What does a nutrition label tell you?
A nutrition label gives energy and key nutrients in a fixed order so foods can be understood and compared quickly.
Why does understanding nutrition labels matter?
Start with the basis: Check whether values are per 100 g, per serving or both. Read the whole line: Total fat and saturated fat are different; carbohydrate and sugars are different. Use the ingredients too: The nutrition table shows amounts; the ingredient list explains what the food contains.
Can a value be assumed from the fish species?
No. Diplomats separates general food education from facts verified for a particular recipe, serving and product.
What does “per 100 g” mean?
It is a standard comparison basis. It lets visitors compare products of different pack and serving sizes using the same amount of food.
How are products recommended?
The Product Finder combines product nutrition, flavour, format and the preferences you select to find the closest match.
Primary health and food-safety sources used to review this guide.
Apply the knowledge.
Compare product nutrition on the same per 100 g basis and choose what suits your meal.
Compare product nutritionPut it on the table.
Explore serving ideas and practical meal contexts connected to Diplomats products.
Explore recipesSee the knowledge in practice.
Ready to apply what you have learned?
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