Flax seed (Linum usitatissimum) extract is rich in omega-3 fatty acids, lignans, and antioxidants used in skincare to soothe, hydrate, and provide antioxidant protection. It is often included for its anti-inflammatory and skin-conditioning properties.
| Reported effect | How often | Notes |
|---|---|---|
| Contact irritation | Rare | Mild redness or stinging in sensitive individuals |
| Allergic contact dermatitis | Rare | Hypersensitivity reactions reported in predisposed individuals |
| Cross-reactivity in those with seed/nut allergies | Very rare | Possible in individuals with known flaxseed allergy |
Frequencies reflect typical cosmetic use reported in the literature, not a guarantee for your skin.