Fragrance

Butyl Butyrate

INCI: BUTYL BUTYRATE

Reviewed by Emma · Last updated 14 Aug 2026

Also known as: Butyl Butyrate

A synthetic fragrance ingredient that adds scent to skincare formulations

Best For Skin Types

All

Usage Frequency

Daily

What Is Butyl Butyrate?

Butyl butyrate is a synthetic ester commonly used in fragrances and flavourings. In skincare, it functions as a perfuming ingredient—one of several components that may be combined to create a product's overall scent profile.

It is a volatile compound, meaning it evaporates relatively readily, which is typical behaviour for fragrance ingredients in cosmetic formulations.

How It Works

Butyl butyrate works as a fragrance component by volatilising when applied to skin, releasing odour molecules that are perceived by olfactory receptors. Its inclusion in a formulation is primarily for aesthetic and sensory purposes rather than therapeutic benefit.

Clinical Evidence & References

Butyl butyrate is assessed as safe for use in cosmetics by fragrance safety authorities. Research focused on this ingredient examines safety tolerability rather than skincare efficacy, as its role is perfuming rather than treating skin conditions. The ingredient does not have a direct biological mechanism for addressing skin concerns.

How to Use

If you use products containing butyl butyrate, no specific application technique is needed—it is present in trace amounts as part of the fragrance system. If you are sensitive to fragrances, you may prefer fragrance-free formulations.

Safety & Precautions

Butyl butyrate is generally well-tolerated in cosmetics. Those with fragrance sensitivity or conditions like rosacea may wish to avoid fragranced products.

Frequently Asked Questions

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