BHT is butylated hydroxytoluene, a synthetic lipophilic antioxidant used in personal care. It functions as an oil-soluble stabilizer that protects oils and fragrances from oxidation, helping maintain product scent, color, and performance throughout storage.
Keeps oils and fragrances in products from breaking down.
Category
Antioxidant
Type
Antioxidant
Ingredient Ratings
Overall Rating
Good
Comedogenic Risk
None
Skin Benefits
Supports long-lasting product quality by helping textures and fragrances stay consistent during storage; it doesn't provide direct skincare treatment effects.
Uses In Skincare & Cosmetics
Used in lotions, makeup, sunscreens, and serums to maintain formula stability throughout shelf life.
Comedogenic Rating
This ingredient is not typically evaluated for comedogenicity, and no standardized rating is available.
Safety
Usually well tolerated, though it may provoke irritation in sensitive individuals. Certain regions regulate maximum use levels; patch test if you're prone to irritation.
Is BHT a Good Ingredient?
It's a dependable antioxidant that protects formulas from oxidation at low percentages, which is enough for a Good rating, though its value lies in stability rather than direct skin effects.