2-Pentanol

INCI: 2-PENTANOL

A solvent and fragrance component used to enhance product texture and scent

At a glance

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What Is 2-Pentanol?

2-Pentanol is a five-carbon alcohol belonging to the class of organic solvents commonly used in cosmetic formulations. It functions primarily as a perfuming ingredient and solvent, helping to dissolve other components and improve the overall feel and spreadability of skincare products.

In skincare formulations, 2-pentanol is typically used in small concentrations to support product stability and sensory experience rather than to deliver direct therapeutic benefits to the skin.

How It Works

2-Pentanol works as a solvent by dissolving both polar and non-polar ingredients, allowing formulators to create stable, homogeneous products. This helps ensure that active ingredients remain evenly distributed throughout the formulation and can be delivered effectively to the skin.

The ingredient also contributes volatile fragrance notes as part of the product's scent profile, though this volatility means its sensory impact diminishes relatively quickly after application.

Clinical Evidence & References

Limited direct clinical evidence exists specifically for 2-pentanol's effects on skin health. Research on related organic solvents suggests they are generally absorbed minimally through intact skin and are rapidly cleared from the body if any penetration occurs.

The ingredient's primary role in cosmetic products is functional — supporting formulation stability and texture — rather than therapeutic. Safety data from solvent studies indicates that at typical cosmetic concentrations, percutaneous absorption is negligible.

How to Use

2-Pentanol is used by formulators rather than applied directly by consumers. It is present in finished skincare products at levels determined by the manufacturer. No special usage guidance is required; simply use the product according to the instructions provided.

Safety & Precautions

2-Pentanol is generally recognised as safe in cosmetic applications at typical use levels. It is rapidly cleared from the body and shows minimal skin penetration under normal use conditions.

Regulatory information

Standardised cosmetic-ingredient identifiers used by regulators.

Show identifiers
INCI Name
2-PENTANOL
EC Number
227-907-6
Function
Perfuming

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