Rosmarinus Ocinalis Leaf Extract ●
TL;DR. This ingredient is primarily used as an antioxidant and skin-conditioning botanical additive. In formulas, it helps slow oxidation of oils and contributes plant-derived polyphenol activity.
What does Rosmarinus Ocinalis Leaf Extract do in a cosmetic formula?
This ingredient is primarily used as an antioxidant and skin-conditioning botanical additive. In formulas, it helps slow oxidation of oils and contributes plant-derived polyphenol activity.
Is Rosmarinus Ocinalis Leaf Extract clean?
It is generally compatible with clean-beauty standards and is not a common restricted-list ingredient. The main caveat is that aromatic terpene constituents can contribute to scent allergens or irritation in sensitive skin, depending on the extract type and level used.
Is Rosmarinus Ocinalis Leaf Extract sustainable?
This material is plant-derived, renewable, and expected to be readily biodegradable. Its sustainability profile depends on agricultural practices, extraction solvent choice, and whether the supplier uses concentrated extracts efficiently.
Is Rosmarinus Ocinalis Leaf Extract COSMOS-approved?
It is permitted under COSMOS-natural and COSMOS-organic when made from approved plant material using allowed extraction processes and solvents. It fits Green Chemistry best when extracted with water, ethanol, glycerin, or carbon dioxide, and less well when carried in nonrenewable solvents.
How does Rosmarinus Ocinalis Leaf Extract work chemically?
This material is a complex botanical mixture rich in phenolic diterpenes and polyphenols, especially carnosic acid, carnosol, and rosmarinic acid. Typical use levels range from about 0.01% to 1% depending on concentration and solvent system, and antioxidant performance is supported by protection from light, air, and trace metals.
Last updated 2026-05-13