flaxseed nutrition facts
USDA reference data for flaxseed, shown per 100 grams with FDA-rounded values and % Daily Values — the same numbers the Nutrillius label generator uses.
where the calories come from
full nutrition table
| Nutrient | Per 100g | Per cup (~168g) | % DV* |
|---|---|---|---|
| Calories | 534 | 897 | — |
| Total Fat | 42g | 70.6g | 54% |
| Saturated Fat | 3.7g | 6.2g | 19% |
| Cholesterol | 0mg | 0mg | 0% |
| Sodium | 30mg | 50.4mg | 1% |
| Total Carbohydrate | 29g | 48.7g | 11% |
| Dietary Fiber | 27g | 45.4g | 96% |
| Total Sugars | 1.6g | 2.7g | — |
| Protein | 18g | 30.2g | 36% |
| Calcium | 255mg | 428.4mg | 20% |
| Iron | 0mg | 0mg | 0% |
| Potassium | 813mg | 1365.8mg | 17% |
* % Daily Values based on a 2,000-calorie diet (FDA 2020 DVs). Source: USDA FoodData Central reference data.
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frequently asked questions
How many calories are in 100g of flaxseed?
There are 534 calories in 100 grams of flaxseed, with 18g protein, 29g carbohydrates and 42g fat.
How much protein is in flaxseed?
Flaxseed contains 18g of protein per 100 grams — about 36% of the FDA Daily Value. One cup (~168g) contains roughly 30.2g.
How many calories in one cup of flaxseed?
One cup of flaxseed weighs about 168g and contains roughly 897 calories.
Is this data suitable for an FDA nutrition label?
Yes — these are USDA reference values, the data source the FDA accepts for database-calculated Nutrition Facts labels. The panel on this page applies real 21 CFR 101.9 rounding. To use flaxseed in your own product label, build it in the free generator.