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METHYL HYDRATROPALDEHYDE.

Questionable CAS 99-72-9 / PERFUMING

Methyl Hydratropaldehyde is a synthetic aromatic aldehyde valued primarily for its distinct floral fragrance, reminiscent of hyacinth and lilac. It is exclusively utilized in formulations to impart a specific scent profile, rather than for direct dermatological benefits.

Perfuming Agent

Science

Current research indicates no specific biological mechanism of action on the skin that would provide therapeutic or cosmetic benefits. Its functional role is solely restricted to acting as a perfuming agent.


Research

Insufficient-data confidence
Effective range N/A
Optimal

N/A


Transparency

Not commonly dusted

The Formula

Solubility
Oil
Optimal pH N/A
0 7 14

Stability

This compound demonstrates stability but is susceptible to degradation by air and heat. Optimal storage involves maintaining it in a cool, dark environment within tightly sealed containers, preferably under an inert gas, to ensure protection from light and heat exposure.


Safety

CIR Status
Not reviewed
Sensitization risk Unknown

The Cosmetic Ingredient Review (CIR) has not conducted a specific safety assessment for Methyl Hydratropaldehyde (also known as 2-Phenylpropionaldehyde) for its use in cosmetic applications.


Your Skin

No Normal
No Dry
No Oily
No Sensitive
Irritancy Moderate
Comedogenicity Unknown

Our Assessment

Questionable

Primarily functioning as a fragrance, Methyl Hydratropaldehyde offers no identified direct benefits for skin health, carries a moderate irritancy potential, and lacks formal safety review by the CIR, rendering its inclusion questionable for a precision skincare brand focused on efficacy.


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