Emollient

Cetyl Lactate

INCI: CETYL LACTATE

Reviewed by Daisy · Last updated 14 Aug 2026

A lightweight emollient derived from lactic acid that conditions and softens the skin

Best For Skin Types

All, Dry, Combination, Mature

Addresses

Dryness, Hydration

Usage Frequency

Daily

What Is Cetyl Lactate?

Cetyl lactate is a naturally derived compound created by combining cetyl alcohol (a fatty alcohol) with lactic acid. It functions primarily as an emollient and skin conditioning agent, helping to soften and smooth the skin's surface.

This ingredient is found in a small proportion of skincare formulations, typically at modest concentrations. Its role is to support skin hydration and texture rather than to address specific skin concerns.

How It Works

Cetyl lactate works as an emollient by forming a protective layer on the skin that helps reduce transepidermal water loss (moisture evaporation). This helps keep the skin feeling soft and supple.

There is also evidence from animal studies suggesting that cetyl lactate may enhance the permeability of the skin barrier under certain conditions, though the significance of this in cosmetic formulations at typical use levels remains unclear.

Clinical Evidence & References

Research on cetyl lactate in skincare is limited. Animal studies have demonstrated that it can enhance skin penetration in laboratory conditions, but human studies specifically evaluating its efficacy in cosmetic products are sparse.

Most evidence for its benefits comes from its chemistry as an emollient and from its established use in formulation. Further research would help clarify its practical benefits in consumer skincare products.

How to Use

Cetyl lactate is typically used as part of a formulation rather than as a standalone treatment. It is best used as part of a complete skincare routine, alongside other hydrating or treatment ingredients suited to your skin's needs.

Safety & Precautions

Cetyl lactate is generally considered well-tolerated by most skin types. No significant safety concerns have been reported at typical cosmetic use concentrations.

Frequently Asked Questions

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