TempoLife › Calorie database › Nuts & seeds › Flax seeds
Flax seeds calories and nutrition facts
100 grams of flax seeds contains 534 calories, with 18.3 g of protein, 28.9 g of carbohydrate and 42.2 g of fat. It provides 27.3 g of fiber per 100 g. Most of its calories come from fat.
Where the calories come from
Protein 13% Carbs 20% Fat 67%
How flax seeds compares
Per 100 g, against the closest nuts & seeds in this database.
| Food | Calories | Protein | Carbs | Fat |
|---|---|---|---|---|
| Flax seeds | 534 kcal | 18.3 g | 28.9 g | 42.2 g |
| Poppy seeds | 525 kcal | 17.9 g | 28.1 g | 41.6 g |
| Cashews | 553 kcal | 18.2 g | 30.2 g | 43.9 g |
| Pistachios | 560 kcal | 20.2 g | 27.2 g | 45.3 g |
| Safflower seed kernel, dried | 517 kcal | 16.2 g | 34.3 g | 38.5 g |
Nutrition facts for flax seeds
| Nutrient | Per 100 g |
|---|---|
| Calories | 534 kcal |
| Protein | 18.3 g |
| Carbohydrate | 28.9 g |
| Fat | 42.2 g |
| Fiber | 27.3 g |
Print an EU-style nutrition label for flax seeds — per 100 g and per portion.
Calories in common flax seeds servings
How many calories in a portion of flax seeds — reference serving estimates with the gram weight shown.
| Serving | Calories | Protein | Carbs | Fat |
|---|---|---|---|---|
| 100 g (100 g) | 534 kcal | 18 g | 29 g | 42 g |
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Frequently asked questions
How many calories are in flax seeds?
Flax seeds has 534 calories per 100 grams.
How much protein is in flax seeds?
Flax seeds contains 18.3 g of protein per 100 g.
Is flax seeds a good source of protein?
Flax seeds provides 18.3 g of protein per 100 g — about 13% of its calories come from protein.
How much fiber does flax seeds have?
Flax seeds has 27.3 g of fiber per 100 g. Reference intakes for adults are around 25-30 g of fiber per day, so it contributes meaningfully.
Are these flax seeds calories exact?
No. These are per-100-gram reference values from the older curated row with unverified provenance. Portion size, ripeness, cut and cooking method all change the real number, so treat them as an estimate and log your own portion.
Related foods
Source status: curated_unverified. The original provenance and value-reuse rights were not retained, so no license is asserted for this row's nutrition values. Unknown sugar is shown as unavailable, not measured zero. Reference values per 100 g edible portion.
