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Ethoxydiglycol

What Ethoxydiglycol is & what it does

Ethoxydiglycol is a small, water-soluble glycol ether used as a solvent and viscosity modifier in cosmetic and sunscreen formulas. It helps dissolve ingredients that do not mix easily into water, including some UV filters and active compounds, and can improve the spreadability and texture of a product. Because it is a strong solubilizer, it can also enhance how evenly other ingredients are distributed in the formula.

Is Ethoxydiglycol safe?

Ethoxydiglycol is widely used as a solvent in cosmetics and is generally considered safe at the low levels typically found in finished products. It is a strong solubilizer, so very high concentrations could be more irritating, which is why formulators use limited amounts. If you have sensitive or reactive skin and are unsure, patch testing a new product is a reasonable step.

What does Ethoxydiglycol do in skincare?

Ethoxydiglycol works as a solvent and viscosity modifier. It helps dissolve ingredients that do not blend easily into water, including some UV filters and active compounds, and it can improve how smoothly a product spreads. This makes formulas feel more even and helps other ingredients distribute well.

Is Ethoxydiglycol natural or synthetic?

Ethoxydiglycol is a synthetic ingredient. It is a glycol ether made through chemical processing rather than extracted from a plant or other natural source. It is produced to a consistent purity for use as a cosmetic solvent.

Sunscreens with Ethoxydiglycol

We rate 52 sunscreens that contain it, showing the top 10 by overall score:

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