Methylchloroisothiazolinone
Methylchloroisothiazolinone is a preservative ingredient. It’s in 327 products on Poliage, most often conditioner, shampoo and body wash. Avoid lists on Poliage that include it: none.
Updated October 21, 2026
In plain English
A synthetic preservative, usually paired with methylisothiazolinone. Rinse-off products only in the EU.
What it does
Contains Methylchloroisothiazolinone: preservative
Function listed in CosIng
Source: CosIng, the European Commission cosmetic ingredient database, ref 35333, accessed October 22, 2026.
Products that contain Methylchloroisothiazolinone
head and shoulder’s shampoo
Lists fragrance, sulfates, silicones, coconut derivatives
head and shoulders
Lists fragrance, fragrance allergens, sulfates, silicones, coconut derivatives
Head and Shoulders
Head and Shoulders Classic Clean Shampoo
Lists fragrance, sulfates, silicones, coconut derivatives
head and shoulders
Head and Shoulders Refreshing Menthol Anti-Dandruff Shampoo For Men
Lists fragrance, essential oils, sulfates, silicones, coconut derivatives
head&shoulders
head&shoulders shampooing antipelliculaire
Lists fragrance, fragrance allergens, sulfates, silicones, formaldehyde releasers, coconut derivatives
Herbal Essences
Hello Hydration 2 in 1 Shampoo & Conditioner, Moisture for Hair
Shampoo · Lists fragrance, sulfates, silicones, coconut derivatives
Herbal Essences
Hello Hydration Conditioner
Lists fragrance, fragrance allergens, silicones
Herbal Essences
Hello Hydration Deeply Moisturizing Conditioner
Conditioner · Lists fragrance, fragrance allergens, silicones, coconut derivatives
Herbal Essences
Hello Hydration Deeply Moisturizing Shampoo
Shampoo · Lists fragrance, sulfates, silicones, coconut derivatives
hemp body lotion
Lists fragrance, fragrance allergens
Tresemmé
Hidratación intensa acondicionador
Lists fragrance, fragrance allergens, exfoliating acid, silicones
Perricone MD
High Potency Classics Nutritive Cleanser
Lists fragrance, sulfates, chemical UV filters, coconut derivatives
HIMALAYA
HIMALAYA NEEM.FACE WASH 50ML
None of Poliage’s flag groups listed
Suave
Hyaluronic Infusion Moisturizing Conditioner
Conditioner · Lists fragrance, fragrance allergens, exfoliating acid, silicones
Suave
Hydra Gloss Sulfate Free Conditioner
Conditioner · Lists fragrance, exfoliating acid, silicones
Herbal Essences
ignite my colour
Lists fragrance, fragrance allergens, sulfates, coconut derivatives
Head & Shoulders
Instant Oil Control
Lists fragrance, fragrance allergens, sulfates, silicones, coconut derivatives
Olay
Intensely Hydrating Body Wash with Hyaluronic Serum Complex
Body wash · Lists fragrance, sulfates, coconut derivatives
Olay
Intensely Hydrating Body Wash with Hyaluronic Serum Complex, Court Queen Citrus Scent
Body wash · Lists fragrance, sulfates, coconut derivatives
Olay
Intensely Hydrating Body Wash with Hyaluronic Serum Complex, Victory Vibes Vanilla Scent
Body wash · Lists fragrance, sulfates, coconut derivatives
Wella Professionals
Invigo Nutri-Enrich Deep Nourishing Shampoo
Shampoo · Lists fragrance, fragrance allergens, exfoliating acid, sulfates, parabens, silicones, salicylic acid, coconut derivatives
Henkel
Jabón Líquido Crema Humectante
Lists fragrance, sulfates, silicones, coconut derivatives
Ballerina
Jabón Líquido Manzana y Miel
Lists fragrance, sulfates, silicones, coconut derivatives
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