Rosmarinus Ofcinalis Leaf Extract ●
TL;DR. This ingredient is primarily used as an antioxidant and botanical skin-conditioning agent, helping protect oils and formulas from oxidation while adding plant-derived polyphenol content.
What does Rosmarinus Ofcinalis Leaf Extract do in a cosmetic formula?
This ingredient is primarily used as an antioxidant and botanical skin-conditioning agent, helping protect oils and formulas from oxidation while adding plant-derived polyphenol content.
Is Rosmarinus Ofcinalis Leaf Extract clean?
It is generally well accepted in clean-beauty frameworks as a plant-derived extract with no major restricted-list issue. Sensitive users may react to naturally occurring aromatic compounds, especially in leave-on formulas or fragrance-forward products.
Is Rosmarinus Ofcinalis Leaf Extract sustainable?
This material is plant-derived and generally biodegradable, with sustainability depending on farming practices, solvent choice, and extract concentration. Water, glycerin, ethanol, or oil-based extraction routes tend to align better than more intensive solvent systems.
Is Rosmarinus Ofcinalis Leaf Extract COSMOS-approved?
It is permitted under COSMOS-natural and COSMOS-organic when made from approved plant material using allowed processing and extraction methods. Its Green Chemistry profile is strongest when sourced from renewable agriculture, processed with benign solvents, and used at low effective levels.
How does Rosmarinus Ofcinalis Leaf Extract work chemically?
This ingredient is a complex botanical extract containing phenolic diterpenes, phenolic acids, flavonoids, and volatile aromatic fractions depending on the solvent and standardization. It is commonly used below 1% for antioxidant or skin-conditioning support, and its color, odor, and polyphenol profile can shift with heat, light, oxygen exposure, and formula pH.
Last updated 2026-05-16