Linum usitatissimum (flax) seed extract is a botanical ingredient made from crushed or solvent-extracted flax seeds. Serums, creams, and hair care include it for antioxidant support, a comforting sensory feel, and light hydration aesthetics.
Not typically evaluated for comedogenicity — no standardized rating available.
Our take
Is Linum Usitatissimum (Flax) Seed Extract a Good Ingredient?
The antioxidant and calming sensorial benefits keep this at Fair rather than higher, since data on meaningful corrective effects for skin is limited and extract quality can vary. As a botanical, it may also pose an allergen risk for sensitive individuals.
What it does
Skin Benefits
Offers antioxidant care that helps defend against everyday environmental stressors and may lend a calming sensation, though evidence for stronger corrective effects is limited.
Where you'll find it
Uses in Skincare & Cosmetics
Added to serums, hydrating toners, and gels for a light, comforting effect. Also used in creams and hair masks for a soft, conditioned feel.
Before you use it
Safety
Generally safe in cosmetics, but botanicals can trigger irritation or allergic responses, especially in those with seed or pollen sensitivities. Patch testing is advisable for reactive skin types.
Products with Linum Usitatissimum (Flax) Seed Extract