Does menthyl lactate irritate skin?

Menthyl lactate combines menthol (a cooling agent) with lactic acid (an exfoliant), so it carries potential for skin tingling or irritation in sensitive individuals. Published evidence notes that menthol itself can cause irritation and sensitization in some users, especially at higher concentrations.

Why is menthyl lactate in my skincare?

Brands add menthyl lactate for its cooling sensation and mild exfoliating properties. The sensation it creates is a sign of chemical activity on the skin, so it is not suitable for everyone.

active

Menthyl Lactate

Watch if sensitive·Moderate evidence

A cooling agent derived from menthol that creates a tingling or cooling sensation on skin without the strong burn of menthol itself. It can irritate or sensitize reactive skin types, particularly in leave-on formulations or at higher concentrations, making it most suitable for rinse-off products or diluted formulas.

Worth knowing

Can irritate, especially left on

Questions

Does menthyl lactate irritate skin?: Menthyl lactate combines menthol (a cooling agent) with lactic acid (an exfoliant), so it carries potential for skin tingling or irritation in sensitive individuals. Published evidence notes that menthol itself can cause irritation and sensitization in some users, especially at higher concentrations.
Why is menthyl lactate in my skincare?: Brands add menthyl lactate for its cooling sensation and mild exfoliating properties. The sensation it creates is a sign of chemical activity on the skin, so it is not suitable for everyone.

Products with Menthyl Lactate

References

Cosmetic information for general education, not medical advice. A verdict is a reading of the published evidence, never a guarantee for your skin: any ingredient can irritate someone, so patch test new products and see a professional if you react. Concern is graded on cited evidence, never on hazard-score lists. See how we score.