Chia seeds vs Flaxseed
Side-by-side nutrition breakdown per serving.
Nutrition Comparison
Compared using standard USDA serving sizes. Protein Density Score normalizes per 100 calories for a fair efficiency comparison.
| Metric | Chia seeds | Flaxseed | 🏆 Winner |
|---|---|---|---|
| Protein (per serving) | 4.7g | 4g | 🌱 Chia seeds |
| Calories (per serving) | 138 | 100 | 🌱 Flaxseed |
| Fiber (per serving) | 9.8g | 4g | 🌱 Chia seeds |
| Fat (per serving) | 8.7g | 7g | 🌱 Flaxseed |
| Protein Density Score? | 3.4 | 4.0 | 🌱 Flaxseed |
| Serving Size | 2 tbsp chia seeds (≈28 g) | 2 tbsp ground flaxseed (17 g) | — |
| Calories for 30g Protein | 881 | 750 | 🌱 Flaxseed |
How much for 30g protein?
Which Should You Choose?
🌱Choose Chia seeds if you want:
Chia provides more than double the fiber per serving (9.6g vs 3.8g).
Chia gels when hydrated, creating pudding-like texture.
Both are excellent plant-based sources of ALA omega-3s.
Both work as vegan egg substitutes when mixed with water.
🌱Choose Flaxseed if you want:
Flaxseed meal adds nutty flavor to oatmeal and baked goods.
Frequently Asked Questions
No, chia seeds can be eaten whole because they absorb liquid and swell. Flax must be ground for maximum nutrition absorption.
Flax seeds contain slightly more ALA omega-3 per gram, but both are excellent plant-based sources.
Yes, adjust liquid because chia absorbs more water. Chia creates a gel that can replace eggs in vegan recipes.
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