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For informational purposes only — not medical advice. Always consult a dermatologist for skin concerns.

MCI/MI, Kathon CG

AI-analyzed

INCI: CONSERVATEURS (METHYLCHLOROISOTHIAZOLINONE, METHYLISOTHIZOLINONE)

What it does

Methylchloroisothiazolinone and Methylisothiazolinone are a blend of preservatives used to prevent microbial growth in rinse-off cosmetic products. They are highly effective at very low concentrations.

Skin Concerns

No specific concern data available

Safety & Science

Safety summary

This blend is a known sensitizer, especially in leave-on products, and its use is restricted to rinse-off products in many regions due to a high risk of allergic contact dermatitis. Individuals with sensitive skin or known allergies should avoid products containing these preservatives.

Found In Products

Related Ingredients

At a Glance

INCI Name: CONSERVATEURS (METHYLCHLOROISOTHIAZOLINONE, METHYLISOTHIZOLINONE)
Common Name: MCI/MI, Kathon CG
Products: 1 product

For informational purposes only. This is not medical advice. Always patch test new products and consult a dermatologist for skin concerns.

MCI/MI, Kathon CG — Skincare Ingredient Guide — Dermasift — Dermasift