Rosmarinus Officinalis CO2 Extract

TL;DR. This ingredient is primarily an antioxidant extract used to slow rancidity in oils, butters, and anhydrous formulas. It can also contribute a light botanical scent depending on the fraction used.

What does Rosmarinus Officinalis CO2 Extract do in a cosmetic formula?

This ingredient is primarily an antioxidant extract used to slow rancidity in oils, butters, and anhydrous formulas. It can also contribute a light botanical scent depending on the fraction used.

Is Rosmarinus Officinalis CO2 Extract clean?

This ingredient is generally accepted in clean-beauty frameworks and is valued as a plant-derived stabilizer. The main caveat is that aromatic terpene components can raise sensitivity or allergen-labeling considerations, especially when the material is used for scent rather than only for stabilization.

Is Rosmarinus Officinalis CO2 Extract sustainable?

This material is plant-derived and commonly obtained with supercritical carbon dioxide, a recyclable solvent system that leaves minimal solvent residue. It is expected to be biodegradable, with sustainability mainly tied to agricultural practices and traceable sourcing.

Is Rosmarinus Officinalis CO2 Extract COSMOS-approved?

It is permitted under COSMOS-natural and COSMOS-organic when the agricultural source and extraction process meet the standard. It fits Green Chemistry well because it uses renewable feedstock, a recyclable extraction medium, and avoids conventional organic solvent residue.

How does Rosmarinus Officinalis CO2 Extract work chemically?

The molecule profile is a lipophilic botanical extract rich in phenolic diterpenes such as carnosic acid and carnosol, along with smaller aromatic terpene fractions depending on processing. Typical use is often around 0.02% to 0.2% in oil phases, with best performance in formulas protected from excess heat, light, and air.

Last updated 2026-05-13