OENOTHERA BIENNIS
AKA: Common evening-primrose
Synthetic
Antioxidant
Skin Conditioner
Barrier Support
Clean
Oenothera Biennis (Evening Primrose) Extract
CAS #
90028-66-3
Functions
Antioxidant
Fights free radicals — the unstable molecules from UV, pollution, and stress that break down collagen and cause premature aging.
Miscellaneous
Skin Protecting
Helps rebuild and strengthen your skin barrier — the invisible shield that keeps moisture in and irritants out. Essential after over-exfoliating or harsh weather.
EWG
1
CIR
—
Pregnancy
—
Regulatory Agencies
The paper trail
🔬Peer-reviewed1 paper →
⚖️Regulatory0 listings
🛡️Safety-assessed1 review →
Counts, not a verdict. A listing isn't a study. The trail, you decide.
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Verified Jun 2026
Data: CosIng · EWG