Butane
Butane is a colorless, odorless gas commonly used as a propellant in aerosol products. It helps to dispense the product from its container in a fine mist or spray. It is also used as a solvent in some formulations.
NonePropellantVeganEvidence: High
RiskLow 1 / 4
Irritation i0.5 / 4
Risk of short-term irritation — stinging, burning, dryness, redness, or discomfort. Common for strong actives, acids, retinoids, fragrances, and harsh surfactants.
Rated by SpottyLabs' ingredient methodology, independent of brands.
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