Flaxseeds (Ground / Milled)
Nuts, Seeds & Kernels · 11 specs
Direct Answer
Flaxseeds (Linum usitatissimum) must be ground to break down the tough hull for nutrient absorption. Per 100g, they provide 534 kcal, 42.2g fats (22,810mg Omega-3 ALA), 18.3g protein, 28.9g carbohydrates (27.3g fiber / 1.6g net carbs), and world-record lignans.
Source: USDA FoodData Central (FDC ID: 169414) · Last reviewed Aug 28, 2026
Specs
| Energy / Calories | 534 kcal |
| Total Fat | 42.2 g |
| Omega-3 ALA (Alpha-Linolenic) | 22,810 (One of the highest of any plant food) mg |
| Polyunsaturated Fat (PUFA) | 28.7 g |
| Monounsaturated Fat (MUFA) | 7.53 g |
| Saturated Fat | 3.66 g |
| Protein | 18.3 g |
| Carbohydrates | 28.9 g |
| Dietary Fiber | 27.3 g |
| Net Carbohydrates | 1.60 (Near zero carb) g |
| Magnesium | 392 (93% DV) mg |
Secoisolariciresinol Diglucoside (SDG) Lignans
Flaxseed contains up to 800 times more lignans than any other plant food. Gut bacteria convert SDG into enterodiol and enterolactone phytoestrogens that modulate hormonal estrogen receptors.
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