Rosmarinus Officinalis Extract / Rosemary Extract

ROS

8/10

Concern level

High concern

Botanical extract from rosemary leaves used primarily for its antioxidant activity, with secondary antimicrobial, soothing, and fragrance-related functions depending on extract type and standardization. Cosmetic rosemary extracts commonly contain phenolic diterpenes and polyphenols such as carnosic acid, carnosol, and rosmarinic acid, which help limit oxidation in formulas and may provide skin-conditioning benefits.

Pore-clogging

Non-comedogenic

Pregnancy

Safe

Regulatory

No data

Benefits

AntisepticHealingSoothing

Chemical Properties

Typical Concentration

0.01% - 1.00%

CAS Number: 84604-14-8

Skin Type Compatibility

dry skin7/10

oily skin7/10

sensitive skin5/10

acne prone6/10

mature skin8/10

normal skin8/10

Interactions

incompatible with: May increase irritation when combined with other fragrant botanicals or essential oils, Use caution when pairing with strong exfoliating acids or retinoids on sensitive skin, May be used alongside antioxidants, but high heat processing can reduce botanical activity

Risks & Warnings

Can irritate very sensitive skin, especially if the extract is highly aromatic or solvent-rich. Botanical extracts may trigger contact allergy in fragrance-sensitive individuals. Inhalation risk is mainly relevant for aerosolized or fine-powder products. Not considered a major comedogenic ingredient.

Vegan Cruelty-Free

Found In Products

Lancôme