Ingredient Guide
BHT
Also known as: BHT, Butylated Hydroxytoluene, Dibutylhydroxytoluene
All skin types
What It Is
A synthetic antioxidant widely used in cosmetics and food products to prevent oxidation of oils and active ingredients, extending product shelf life.
What It Does
Protects formula ingredients (especially oils, lipids, and actives) from oxidative degradation during storage, maintaining potency throughout the product's shelf life.
Best For
Formula oxidation protection — functional ingredient
Benefits
- Highly effective antioxidant preservative for oily and anhydrous formulas
- Prevents rancidity of oil-based products
- Well established safety record in cosmetics
When to Be Careful
- Some consumer preference for "BHT-free" products, though regulatory bodies consider it safe at cosmetic concentrations
Commonly Found In
Anhydrous serumsOil-based productsRetinol serums
Products Containing BHT
FAQs About BHT
Is BHT safe in skincare?
At the concentrations used in cosmetics, BHT is considered safe by the FDA and EU regulatory authorities. It's a well-established antioxidant preservative for oily formulas.