Rosmarinus Officinalis Leaf Extract ●
TL;DR. This ingredient is primarily a botanical antioxidant and skin-conditioning extract. It helps slow oxidation in oil-rich formulas and can support claims around soothing or balancing skin care.
What does Rosmarinus Officinalis Leaf Extract do in a cosmetic formula?
This ingredient is primarily a botanical antioxidant and skin-conditioning extract. It helps slow oxidation in oil-rich formulas and can support claims around soothing or balancing skin care.
Is Rosmarinus Officinalis Leaf Extract clean?
It is generally well accepted in clean-beauty frameworks, with no major restricted-list friction. The main consideration is sensitivity potential from naturally occurring aromatic components, especially in leave-on formulas.
Is Rosmarinus Officinalis Leaf Extract sustainable?
This material is plant-derived and typically biodegradable. Its sustainability profile depends on agricultural practices and extraction solvent choice, with ethanol, glycerin, and CO2 routes aligning better than more solvent-intensive processing.
Is Rosmarinus Officinalis Leaf Extract COSMOS-approved?
It is generally permitted under COSMOS-natural and COSMOS-organic when sourced and extracted with approved processes. It fits Green Chemistry best when made from renewable plant material using lower-impact extraction systems and biodegradable carriers.
How does Rosmarinus Officinalis Leaf Extract work chemically?
The molecule set is a complex botanical mixture rich in phenolic diterpenes, polyphenols, and small amounts of volatile aromatics, so composition varies by harvest and extraction method. It is commonly used at low levels, often below 1 percent, and performs best when protected from excess heat, light, and oxygen to preserve antioxidant activity.
Last updated 2026-05-13