Ol
Olea Europaea (Olive) Leaf Extract
Olea Europaea (Olive) Leaf Extract · Olea Europaea Leaf ExtractAntioxidant
An antioxidant botanical extract from olive leaves, used in serums and moisturizers to help protect against oxidative stress.
What it does
Delivers antioxidants, mainly oleuropein. In human skin cells in a dish, it lowered the DNA damage and free radicals caused by UVA light. A gel made with it helped wounds in rats close. No study Drop has read tested it in a cosmetic on human skin.
The evidence, graded
emergingOlive leaf extract is rich in oleuropein, a plant antioxidant. In human skin cells in a dish, it cut the DNA damage and free radicals that UVA light caused, and more cells survived. In rats, a gel made with it did as well as, or better than, three common wound products. No study Drop has read tested it in a cosmetic on human skin.Machała 2022 · Molecules ↗
Graded per the methodology: strong · moderate · emerging · expert consensus. A weak source on a strong claim gets the weaker label.
Also known as
olive leaf extract, Olea europaea leaf extract
Pairs worth knowing
Browse all 706 ingredients — grouped by what they do, each with whatever evidence we can cite.
This page is public so a shared ingredient card always has its sources behind it — and so you can check them without an account.
Want more like this?
Every evidence-based flag cites its source, Drop tells you when your routine is complete, and it helps you simplify — instead of selling you more. The app launches on iOS and Android in October 2026. Rate my routine works today at /rate — no sign-in.