Ground Flaxseed: Calories, Nutrition and Health Benefits
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Perplexity A fiber and omega-3 powerhouse with 534 calories per 100g, packed with lignans, plant protein, and essential fatty acids for heart health and blood sugar control.
Quick Nutrition Facts
Per 1 Tablespoon Ground Flaxseed (7g) | Per 100g
| Nutrient | Per Tbsp (7g) | Per 100g |
|---|---|---|
| Calories | 37 kcal | 534 kcal |
| Protein | 1.3g | 18.3g |
| Carbohydrates | 2g | 28.9g |
| Fiber | 1.9g | 27.3g |
| Sugars | 0.1g | 1.6g |
| Fat | 3g | 42.2g |
| Omega-3 (ALA) | 1.6g | 22.8g |
| Magnesium | 27mg | 392mg |
| Phosphorus | 45mg | 642mg |
| Thiamine (B1) | 0.1mg | 1.6mg |
Macronutrient Breakdown
NUTRITIONIST INSIGHT
Ground flaxseed delivers 22.8g of omega-3 ALA per 100g, making it the richest plant source of these essential fatty acids. Just 1 tablespoon exceeds your daily ALA requirement, and the 27g fiber per 100g rivals any superfood for digestive health.
Myth Busters
MYTH #1: Flaxseed Is Too High in Calories to Be Healthy
TRUTH: While flaxseed has 534 cal/100g, a typical serving is just 1 tablespoon (7g) at only 37 calories. That tablespoon delivers 1.9g fiber that promotes satiety plus omega-3s and lignans. Portion size matters more than calorie density.
MYTH #2: Flaxseed Doesn't Help With Blood Sugar
TRUTH: Flaxseed has a GI of just 35. Studies show daily flaxseed supplementation significantly reduces fasting blood sugar and improves insulin sensitivity in people with pre-diabetes. The high fiber content slows glucose absorption.
MYTH #3: Whole Flaxseed Is Just as Good as Ground
TRUTH: Whole flaxseeds often pass through your digestive system undigested. Ground flaxseed is recommended by Mayo Clinic because grinding breaks the tough outer shell, making omega-3s, lignans, and fiber bioavailable.
MYTH #4: Flaxseed Has No Real Health Benefits
TRUTH: Flaxseed contains the highest concentration of lignans among all foods. Research shows lignans have antioxidant and anti-cancer properties, while omega-3 ALA supports cardiovascular health by reducing cholesterol and inflammation.
MYTH #5: Flaxseed Oil Is the Same as Ground Flaxseed
TRUTH: Flaxseed oil provides omega-3s but lacks the fiber (27g/100g) and lignans found in ground seeds. Ground flaxseed offers a complete nutritional package: omega-3s, fiber, protein, lignans, and minerals. Choose ground seeds over oil for maximum benefits.
NutriScore by Health Goals
| Health Goal | NutriScore | Why This Score? |
|---|---|---|
| Weight Loss |  | Only 37 cal per tablespoon, 1.9g fiber promotes fullness, omega-3s support metabolism. Use 1-2 tbsp daily. |
| Muscle Gain |  | 18g protein per 100g, complete amino acid profile for a seed, 392mg magnesium supports muscle recovery. |
| Diabetes Management | | Very low GI (35), daily consumption improves glycemic control in pre-diabetics. High fiber slows glucose absorption. |
| PCOS Management | | Lignans help balance estrogen levels, omega-3s reduce inflammation, fiber supports insulin sensitivity. |
| Pregnancy Nutrition | | Omega-3 ALA supports fetal brain development. Limit to 1 tbsp daily; consult healthcare provider. |
| Viral/Flu Recovery | | Anti-inflammatory omega-3s, immune-supporting lignans and zinc, easy to add to soups and smoothies. |
PERSONALIZED NUTRITION
Track your meals with NutriScan for personalized NutriScores based on your specific health goals!
Blood Sugar Response to Ground Flaxseed
Understanding how ground flaxseed affects your blood glucose can help you make informed decisions about incorporating it into your diet.
Typical Glucose Response Curve
*This chart shows typical blood glucose response for general healthy individuals. Individual responses may vary. Not medical advice.*
How to Flatten the Spike
Pairing ground flaxseed with protein or complex carbs further minimizes any glucose response:
- 🥣 Oatmeal or porridge - Add 1 tbsp to morning oats for sustained energy
- 🥛 Yogurt or smoothies - Blends easily with protein-rich dairy or plant milk
- 🥗 Salads and soups - Sprinkle on top for added fiber and crunch
- 🍞 Whole grain bread - Mix into dough or sprinkle on toast with nut butter
Ground flaxseed's extremely low glycemic impact makes it one of the best additions for blood sugar management.
Cultural Significance
Flaxseed (Linum usitatissimum) is one of the oldest cultivated crops, grown for over 6,000 years since ancient Mesopotamia and Egypt.
In India:
- Known as "alsi" (Hindi), widely used in Ayurvedic medicine for digestive health
- Alsi ki chutney is a traditional Maharashtrian condiment made with roasted flaxseeds
- Used in laddoos and rotis in Rajasthani and Punjabi cuisine
- Gaining popularity in urban India as a "superfood" addition to smoothies and dals
Global Impact:
- Canada is the world's largest flaxseed producer, followed by Kazakhstan and Russia
- Used in both food (ground seeds, oil) and industrial applications (linen, linseed oil)
- Featured in Nordic, Eastern European, and Middle Eastern cuisines for centuries
- Growing demand in health food markets worldwide as a plant-based omega-3 source
Compare & Substitute
Ground Flaxseed vs Similar Seeds (Per 100g)
| Nutrient | Ground Flaxseed | Chia Seeds | Hemp Seeds | Sesame Seeds |
|---|---|---|---|---|
| Calories | 534 kcal | 486 kcal | 553 kcal | 573 kcal |
| Carbs | 29g | 42g | 9g | 23g |
| Fiber | 27g | 34g | 4g | 12g |
| Protein | 18g | 17g | 32g | 18g |
| Fat | 42g | 31g | 49g | 50g |
| Omega-3 | 22.8g (ALA) | 17.8g (ALA) | 8.7g (ALA) | 0.4g |
| Magnesium | 392mg | 335mg | 700mg | 351mg |
| Best For | Omega-3, lignans, fiber | Fiber, hydration, omega-3 | Protein, complete aminos | Calcium, sesamin |
Frequently Asked Questions
Is ground flaxseed good for weight loss?
Yes, ground flaxseed supports weight loss despite its calorie density. A typical 1-tablespoon serving has only 37 calories but delivers 1.9g fiber and 3g healthy fats that promote satiety.
Best practices: Use 1-2 tablespoons daily, add to meals rather than eating alone, pair with high-volume low-calorie foods like yogurt, salads, or smoothies.
Can diabetics eat ground flaxseed?
Ground flaxseed is highly beneficial for diabetics. It has a very low glycemic index of 35, and research shows daily consumption improves fasting blood sugar and insulin sensitivity.
Tips for diabetics:
- Start with 1 tablespoon daily, increase to 2 tablespoons
- Add to meals rather than consuming between meals
- Pair with protein for optimal blood sugar control
- Monitor blood sugar response when first adding to diet
Studies confirm flaxseed supplementation reduces fasting blood sugar and HOMA-IR (insulin resistance). Always consult your healthcare provider.
How much ground flaxseed should I eat per day?
General Guidelines:
- 1 tablespoon daily - Good starting point for most adults (37 cal, 1.6g omega-3)
- 2 tablespoons daily - Optimal for heart health and blood sugar benefits
- 1 tablespoon daily - Pregnancy (consult healthcare provider)
Important: Start with 1 tablespoon and increase gradually over 1-2 weeks to avoid digestive discomfort from the high fiber content. Drink plenty of water.
What are the main health benefits of ground flaxseed?
Key Benefits:
- Heart Health: 22.8g omega-3 ALA per 100g reduces LDL cholesterol and inflammation
- Blood Sugar Control: GI of 35, shown to improve glycemic control in studies
- Digestive Health: 27g fiber per 100g supports regular bowel movements
- Cancer Prevention: Richest dietary source of lignans with antioxidant properties
- Hormone Balance: Lignans help modulate estrogen levels
- Brain Health: Omega-3 ALA supports cognitive function and fetal brain development
Is ground flaxseed better than whole?
Ground is significantly better for nutrient absorption. Whole flaxseeds have a tough outer shell that resists digestion, meaning most nutrients pass through unabsorbed.
Ground flaxseed advantages:
- Full access to omega-3 ALA, lignans, and fiber
- Better absorption of minerals (magnesium, phosphorus)
- Easier to mix into foods and beverages
- Recommended by Mayo Clinic over whole seeds
Storage tip: Store ground flaxseed in an airtight container in the refrigerator for up to 3 months, or freezer for up to 6 months. Grind whole seeds fresh for maximum freshness.
Can I eat ground flaxseed during pregnancy?
Ground flaxseed is generally safe during pregnancy in moderate amounts. The omega-3 ALA content supports fetal brain development, and the fiber helps with pregnancy-related constipation.
Pregnancy guidelines:
- Limit to 1 tablespoon daily
- Choose ground seeds over flaxseed oil supplements
- Avoid large doses (more than 2 tablespoons daily)
- Consult your healthcare provider before starting
Track your meals with NutriScan app to see how ground flaxseed fits your personal nutrition goals.
