SkinSense Diary
Ingredients / #1064

Methylchloroisothiazolinone

CAS: 26172-55-4 · EC: 247-500-7
Preservative
CosIng Ref: 35333 EU Restriction: V/39
💡 For reference only. Does not constitute medical advice.
Description
A synthetic preservative that prevents harmful bacteria, mold, and yeast from growing in skincare products, helping to extend shelf life and maintain product safety. While effective at very low concentrations, it can cause allergic reactions or skin sensitization in some individuals, particularly with repeated exposure. Products containing this preservative should be used cautiously by those with sensitive skin or known contact allergies.
Synonyms
메칠클로로이소치아졸리논 (ko) CMIT メチルクロロイソチアゾリノン (ja) 5-Chloro-2-methyl-2H-isothiazol-3-one MCI
Properties
✗ Fragrance ✓ Preservative ✗ Colorant
Safety Rating
INTERNAL 7/10 · High Concern
Strong sensitiser

Hazard Classification (GHS/CLP)

H-Code Description Category
H300 吞嚥致命 health
H301 吞嚥有毒 health
H310 皮膚接觸致命 health
H311 皮膚接觸有毒 health
H314 嚴重皮膚灼傷及眼損傷 health
H317 可能引起皮膚過敏 health
H318 嚴重眼損傷 health
H330 吸入致命 health
H331 吸入有毒 health
H335 可能刺激呼吸道 health
H400 對水生生物極毒 environmental
H410 對水生生物極毒（長期） environmental

Found in products

Total: 346
Product Brand Occurrences
Manic Panic High Voltage Hair Dye Wildfire 118ml Manic Panic 44
Clairol Nice'n Easy Zero Ammonia Hair Dye - Light Brown Clairol 27
Clairol Nice'n Easy Hair Dye 11A Ultra Light Ash Blonde Nice'n Easy 19
Michel Design Works Hand Foaming Soap Indigo Seas 530ml Michel Design Works 14
Clairol Nice'n Easy Hair Dye 5WR Medium Warm Auburn Nice'n Easy 11
Clairol Colour Strong Zero Ammonia Hair Dye Intense Dark Red Clairol 10
John Frieda Brilliant Brunette Colour Vibrancy Conditioner John Frieda 8
Kallos KJMN Silk Hair Mask for Dry & Dull Hair with Olive & Silk 1L Kallos 8
Clairol Nice'n Easy Pure Brunettes 6Pb Light Hazelnut Brown Nice'n Easy 7
Bed Head by TIGI Urban Antidotes Resurrection Conditioner for Damaged Hair 750ml Bed Head by TIGI 6
Clairol Nice'n Easy Hair Dye 3 Brown Black Nice'n Easy 6
John Frieda Frizz Ease Dream Curls Curl Defining Crème 150Ml John Frieda 6
Jo Loves With Love from Como A Fragrance 100ml Jo Loves 6
Clairol Natural Instincts Hair Dye 6A Light Cool Brown Natural Instincts 5
Manic Panic High Voltage® Classic Hair Colour 50ml (Rockabilly® Blue) Manic Panic 5
Nature Spell Growth Complex Salt Free Hair Mask Nature Spell 5
Superdrug Extracts Body Scrub Shea Butter Superdrug Extracts 5
Tresemme Rich Moisture Conditioner 680ml TRESemmé 5
Wella Professionals Fusion Intense Repair Shampoo 250ml Wella Professionals 5
Aussie Colour Mate Shampoo For Coloured Hair 300ml Aussie 4
Aussie Mega Hair Conditioner For Everyday Conditioning 200ml Aussie 4
Awapuhi Wild Ginger HydraSoft Shampoo - 33.8 oz Paul Mitchell 4
BEAUTYWORKS Pearl Nourishing Shampoo (Sulphate Free) 250ml BEAUTYWORKS 4
Crazy Color Semi Permanent Hair Color Cream Capri Blue 44 Crazy Color 4
Herbal Essences Ignite My Colour Conditioner 275ml Herbal Essences 4
John Frieda Frizz Ease Infinite Smooth Conditioner 250ml John Frieda 4
John Frieda Frizz Ease Miraculous Recovery Water 200ml John Frieda 4
Jo Malone London Colognes English Pear & Freesia 9ml Jo Malone London 4
Manic Panic Creamtones Perfect Pastels Velvet Violet 118ml Manic Panic 4
Pureology Nanoworks Gold Conditioner Duo Pureology 4
Sweet Tobacco Shampoo, Conditioner and Body Wash - 18.0 oz 18.21 Man Made 4
Woods of Windsor Lily of the Valley Bath and Shower Gel 250ml Woods of Windsor 4
Bumble and Bumble Sunday Clarifying Shampoo 250ml Bumble and bumble 3
Catwalk by TIGI Oatmeal & Honey Nourish Shampoo and Conditioner 2x 750ml Catwalk by TIGI 3
Ciroa Raspberry And Vanilla Shower Gel 500ml CIROA 3
Clairol Colour Strong Permanent Hair Dye 8.63 Sunset Rose Nice'n Easy 3
Clairol Natural Instincts Hair Dye 7RG Dark Rose Gold Blonde Natural Instincts 3
Herbal Essences Dazzling Shine Conditioner 275Ml Herbal Essences 3
Herbal Essences Hello Hydration Shampoo For Dry Hair 400ml Herbal Essences 3
Herbal Essences Love Me Longer Conditioner 275ml Herbal Essences 3
John Frieda Blue Crush Blue Shampoo 250ml John Frieda 3
John Frieda Detox and Repair Care & Heat Protect Spray For Dry Stressed & Damaged Hair 200ml John Frieda 3
John Frieda Radiant Red Boosting Conditioner 250ml John Frieda 3
Jo Malone London Lime Basil & Mandarin Shampoo 250ml Jo Malone London 3
Jo Malone London Velvet Rose & Oud Body & Hand Wash 250ml Jo Malone London 3
Jo Malone London Wood Sage & Sea Salt Cologne 10ml Jo Malone London 3
Pantene Hair Biology Menopause Hair Conditioner For Thinning Hair 160ml Pantene 3
Pantene Silky&Glowing Hair Conditioner Biotin, 275ml Pantene 3
Platinum Blonde Violet Shampoo - 33.8 oz Paul Mitchell 3
Pureology Discovery Set for Damaged Hair with Strength Cure Travel Sizes and Color Fanatic 200ml Pureology 3
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