Diethyl Ether

Diethyl ether is a highly volatile organic solvent notable for rapid evaporation and a distinct odor. Cosmetics may use it as a degreasing solvent or processing aid, but high flammability and irritation risk limit its suitability for routine use.
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Snapshot

Overview
A fast-evaporating solvent with strong odor and irritation risk.
Category
Cleansing
Type
Solvent

Ratings

Overall Rating

Poor

Comedogenic Risk

None

Not typically evaluated for comedogenicity — no standardized rating available.

Is Diethyl Ether a Good Ingredient?

Rated Poor: despite rapid evaporation and strong degreasing, its extreme flammability, volatility, and notable irritation potential outweigh benefits in most cosmetic contexts. Safer, better-tolerated solvents are typically preferred.

Skin Benefits

Offers a quick-dry, degreasing effect, but odor and potential sting can outweigh the payoff for many users.

Uses in Skincare & Cosmetics

Occasionally present in aerosol sprays or quick-dry cleansers as a volatile solvent, though many modern formulas opt for alternatives.

Safety

Can irritate skin, eyes, and respiratory tract; avoid inhalation and eye contact. Extremely flammable; keep away from heat, sparks, and open flames. Use only with good ventilation and discontinue if significant irritation occurs.