(-)-alpha-bisabolol

(-)

9/10

Concern level

High concern

(-)-alpha-Bisabolol (levomenol) is a naturally occurring monocyclic sesquiterpene alcohol used in cosmetics mainly as a soothing, skin-conditioning, and fragrance-related ingredient. CIR describes it as an unsaturated monocyclic terpene alcohol used in skin-conditioning formulations, with reported use commonly around 0.1–0.2% and up to 1% in leave-on products. ([cir-safety.org](https://www.cir-safety.org/sites/default/files/bisabolol.pdf))

Pore-clogging

Non-comedogenic

Pregnancy

Safe

Regulatory

No data

Benefits

HealingSoothing

Chemical Properties

Molecular Weight

222.37 g/mol

Typical Concentration

0.10% - 1.00%

CAS Number: 515-69-5

Skin Type Compatibility

dry skin8/10

oily skin7/10

sensitive skin9/10

acne prone7/10

mature skin7/10

normal skin9/10

Interactions

incompatible with: may increase penetration of co-formulated ingredients such as propylene glycol, use caution when combined with strong actives or sensitizers in the same formula

Risks & Warnings

Generally low-risk in cosmetic use, but it can act as a penetration enhancer, which may increase absorption of other ingredients in the same formula. Rare sensitization or irritation is possible in fragrance-sensitive individuals. CIR also cautioned formulators about increased absorption of co-formulants. ([cir-safety.org](https://www.cir-safety.org/sites/default/files/bisabolol.pdf))

Vegan Cruelty-Free

Found In Products

Rejuran

Turnover Ampoule c-PDRN® 0.5% Renewing Serum for Smooth Texture & Glass Skin