METHYLISOTHIAZOLINONE

Ingredient type: PRESERVATIVE

Ingredient to avoid during pregnancy: Yes

Curator

✨ Role: Methylisothiazolinone is a preservative used in cosmetic products to inhibit the growth of bacteria and mold, thereby extending the shelf life of the products.

Ingredient type: Preservative

Safety: This ingredient is generally safe in the low concentrations recommended by cosmetic regulations. However, it may be irritating to some people, especially with frequent exposure.

✨ Vegan: Yes, methylisothiazolinone is synthetic and is considered vegan.

✨ Note: Although this ingredient is effective, it is known to cause skin allergies and irritation. For this reason, its use is restricted in leave-on products in certain regions.

Found in: It is frequently used in lotions, creams, hair products, and other skin care products requiring a long shelf life.