The Preservative Behind a Wave of Skin Allergies
Methylisothiazolinone (MI) explained: where it hides and why solid bars skip it.
Transcript
This preservative caused a wave of skin allergies. MI preserves water-based shampoos, soaps and wipes. In 2013, it was named Contact Allergen of the Year. Once you're allergic, it's usually lifelong. Solid bars don't need it. Our Shampoo and Conditioner Bar has none. Solid bars keep it simple.
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Methylisothiazolinone (MI): The Allergen of the Decade
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Key points from the full guide
- Methylisothiazolinone (MI) is a preservative used in water based products like shampoos, liquid soaps and wipes.
- Climbing allergy rates led the American Contact Dermatitis Society to name MI its Contact Allergen of the Year in 2013.
- The EU banned MI in leave on cosmetics and set a low limit for rinse off products.
- Once someone is allergic, the sensitivity is usually lifelong, so avoidance is the main strategy.
- MI also appears in paints and household cleaners, which can cause reactions through the air.
Read the full guide: Methylisothiazolinone (MI): The Allergen of the Decade