Loading...
Loading...
INCI: METHYLSIOTHIAZOLINONE
Methylisothiazolinone is a preservative used in small amounts to prevent the growth of bacteria, yeast, and mold in skincare products. This helps to maintain product safety and extend shelf life.
No specific concern data available
Safety summary
This preservative is a known sensitizer and can cause allergic contact dermatitis, especially in leave-on products or at higher concentrations. Individuals with sensitive skin or known allergies should avoid products containing it.
For informational purposes only. This is not medical advice. Always patch test new products and consult a dermatologist for skin concerns.