BHA and BHT: How Brands Keep Oils Fresh
BHA and BHT keep oils from going rancid. Here's what research says, and the simpler swap.
Transcript
How do brands keep oils from going bad? Sometimes, BHA. It's a synthetic antioxidant, found in lipstick and even cereal. Based on animal studies, it's listed as possibly carcinogenic. Vitamin E is a common natural alternative. Our Lip Balm uses vitamin E to keep its oils fresh. Fresh, the simple way.
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BHA and BHT: Synthetic Antioxidant Preservatives
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Key points from the full guide
- BHA and BHT are synthetic antioxidants that slow the oxidation and rancidity of oils and fats.
- BHA is classified by IARC as possibly carcinogenic to humans and is listed under California's Proposition 65, based on animal studies.
- BHT has a more mixed record and is not classified as a carcinogen, though the EU now caps its concentration in cosmetics.
- Vitamin E (tocopherol) and rosemary extract are common natural antioxidant alternatives.
Read the full guide: BHA and BHT: Synthetic Antioxidant Preservatives