Oregano Leaf Extract ●
TL;DR. This ingredient is primarily used as a botanical skin-conditioning and antioxidant extract, with secondary aromatic and antimicrobial-support roles in some formulas. It is usually present at low levels rather than as the main preservation system.
What does Oregano Leaf Extract do in a cosmetic formula?
This ingredient is primarily used as a botanical skin-conditioning and antioxidant extract, with secondary aromatic and antimicrobial-support roles in some formulas. It is usually present at low levels rather than as the main preservation system.
Is Oregano Leaf Extract clean?
Clean-beauty frameworks generally accept it as a natural botanical, but it has more sensitization potential than bland plant extracts because its volatile phenolic constituents are biologically active. It is best suited to formulas where the total allergen load and use level are carefully assessed.
Is Oregano Leaf Extract sustainable?
This material is plant-derived, renewable, and expected to be biodegradable. Its sustainability profile depends on farming practices, harvest origin, and whether extraction uses lower-impact solvents such as water, ethanol, glycerin, or plant oils.
Is Oregano Leaf Extract COSMOS-approved?
It is generally permitted under COSMOS-natural and COSMOS-organic when made from approved plant material using permitted extraction methods and solvents. Its Green Chemistry alignment is strongest with simple renewable feedstocks, biodegradable chemistry, and low-residue extraction.
How does Oregano Leaf Extract work chemically?
This material is a complex botanical mixture that can contain phenolic monoterpenes, flavonoids, tannins, and other polar or semi-polar plant compounds depending on the solvent. Typical cosmetic use is often well below 1%, and formulators should consider odor impact, color, oxidation of volatile fractions, and higher irritation potential in leave-on products.
Last updated 2026-05-13