Calories in 1 Tbsp of Flaxseed
1 tbsp of flaxseed (7 g) has 37 calories. That is 2% of a 2,000 calorie diet.
The calories come from 1.3 g of protein, 3 g of fat and 2 g of carbohydrates, a split of 13% protein, 67% fat and 20% carbs. For comparison, 2 tbsp of flaxseed has 75 calories. Burning 37 calories takes about 7 minutes of brisk walking or 3 minutes of running for a 155 lb adult, based on Harvard Health Publishing activity estimates.
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Flaxseed calories by serving size
Common amounts of flaxseed with calories and macros. Tap a row for its full nutrition page.
| Serving | Weight | Calories | Protein | Fat | Carbs |
|---|---|---|---|---|---|
| 1 tsp | 3 g | 13 | 0.5 g | 1.1 g | 0.7 g |
| 5g | 5 g | 27 | 0.9 g | 2.1 g | 1.4 g |
| 1 tbsp | 7 g | 37 | 1.3 g | 3 g | 2 g |
| 1 whole tbsp | 10 g | 55 | 1.9 g | 4.3 g | 3 g |
| 2 whole tbsps | 21 g | 110 | 3.8 g | 8.7 g | 5.9 g |
| 1 oz | 28 g | 151 | 5.2 g | 12 g | 8.2 g |
| 100g | 100 g | 534 | 18 g | 42 g | 29 g |
| 4 oz | 113 g | 606 | 21 g | 48 g | 33 g |
| 1 whole cup | 168 g | 897 | 31 g | 71 g | 49 g |
| 2 whole cups | 336 g | 1794 | 61 g | 142 g | 97 g |
Flaxseed vs similar foods
Calories per 100 g compared with other nuts and seeds.
Flaxseed: common questions
How many calories are in 1 tbsp of flaxseed?
1 tbsp of flaxseed weighs about 7 g and has 37 calories.
How much protein is in 1 tbsp of flaxseed?
1 tbsp of flaxseed has 1.3 g of protein, which is 3% of the 50 g Daily Value.
How many carbs are in 1 tbsp of flaxseed?
1 tbsp of flaxseed has 2 g of carbohydrates, including 1.9 g of fiber and 0.1 g of sugars.
How much flaxseed is 100 calories?
100 calories of flaxseed is 19 g, about 5 1/2 whole tsps of flaxseed.
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Source: USDA FoodData Central, SR Legacy. FDC ID 169414. Original description: Seeds, flaxseed. Portion weights are USDA household measures.