Calories in Flaxseed Seeds

High Protein Low Sugar
Instrument — Food Profile
100g
Calories

534.00

kcal
Protein

18.30

g
Carbs

28.90

g
Fat

42.20

g
Fiber

27.30

g
Sugar

1.55

g

Curious about the nutritional profile of flaxseed seeds? Whether you are tracking your macros or just want to know how many calories they contain, you are in the right place. A standard 100g serving of flaxseed seeds provides 534.00 calories, 18.30g of protein, and 28.90g of carbs.

Serving Size Variations

Portion Size Calories Protein Carbs Fat
100g (Standard) 534.00 kcal 18.30g 28.90g 42.20g
1 oz (28g) 150 kcal 5.1g 8.1g 11.8g
tsp, ground (3g) 13 kcal 0.5g 0.7g 1.1g
tbsp, ground (7g) 37 kcal 1.3g 2.0g 3.0g
cup, whole (168g) 897 kcal 30.7g 48.6g 70.9g
tbsp, whole (10g) 55 kcal 1.9g 3.0g 4.3g
tsp, whole (3g) 18 kcal 0.6g 1.0g 1.4g

Vitamins & Minerals

Nutrient Amount
Vitamin C 0.60 mg
Vitamin K 4.30 mcg
Thiamin (B1) 1.64 mg
Riboflavin (B2) 0.16 mg
Niacin (B3) 3.08 mg
Pantothenic Acid (B5) 0.99 mg
Vitamin B6 0.47 mg
Folate (B9) 87.00 mcg
Calcium 255.00 mg
Iron 5.73 mg
Magnesium 392.00 mg
Potassium 813.00 mg
Sodium 30.00 mg
Zinc 4.34 mg
📊 Data Source: USDA FoodData Central Database (FDC ID: 169414)
🩺 Reviewed by Ashwini Yadav Last Updated: July 2026

Nutrition FAQs

How many calories are in flaxseed seeds?

100 grams of flaxseed seeds contains exactly 534.00 calories.

How many calories are in 1 tbsp, ground of flaxseed seeds?

A single tbsp, ground (7g) of flaxseed seeds provides 37 calories.

Is flaxseed seeds keto-friendly?

No, flaxseed seeds have 28.90g of carbs per 100g, which may disrupt ketosis.

Is flaxseed seeds a good source of protein?

Yes, they are high in protein with 18.30g per 100g, making them great for muscle growth.