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What-it-does: preservative

Official CosIng Information


A pale yellow solid material that helps cosmetic products not to go wrong too soon aka preservative.

It has antioxidant and antibacterial activity and can be used synergistically with IT-preservative phenoxyethanol or 1,2-Hexanediol and Caprylyl Glycol to form a broad spectrum preservative system for cosmetic formulas. 

Show me some proof

  • Antimicrob Agents Chemotherapy, 1975 May; 7(5): 500–506., Antibacterial Activity of Tropolone

Products with Tropolone

Catrice Precious Pigments Loose Eyeshadow 010 Moondust Isomers Wrinkle Viper Expression Line Treatment DNA renewal Dna Regeneration Serum Mizon Hyaluronic Acid 100 Mizon Hyaluronic Acid 100 Mizon Peptide 500 Cliniderm Gentle Shampoo Atrue Sweet Song Black Tea - One-Step Cleansing Water Pyunkang Yul Shampoo Holika Holika Pig Collagen Jelly Pack KERSTIN FLORIAN Correcting Serum C+ Infusion Mizon Skin Power Original First Essence Skin Functional Vitamin A 0.5% Retinol Fillerina Grad 2 Filler Treatment Skin Functional Exfoliating Facial 1 10% Lactic Acid + 3% B5 The Saem Cell Renew Bio Micro Peel Soft Gel Deliplus Crema Facial Limpiadora Antiedad Rosa Mosqueta Linea Premium Mizon Black Snail All In One Cream MooGoo Natural Sunscreen Spf 40 Broad Spectrum Avene Antirougeurs Calm Soothing Repair Mask EM Cosmetics Color Drops Serum Blush FLOWER Beauty Blush Bomb Color Drops For Cheeks Glytone Age-Defying Vitamin C + E Serum Johnson's baby Cottontouch Face & Body Lotion Mizon Collagen Power Firming Eye Cream Tarte Lights, Camera, Flashes Statement Mascara ivatherm Eau Thermale Herculane Cicaderm Spray Tissue Regenerator Aesop Lightweight Facial Hydrating Serum Mizon Skin Recharge Activating Serum Neogen Cereal Real Fresh Foam Cleanser Neogen Cranberry Real Fresh Foam Cleanser Neogen Green Tea Real Fresh Foam Cleanser Pixi Vitamin Wakeup Mist Embryolisse Lait Creme Concentre LILAH B. Virtuous Veil™ Concealer & Eye Primer MooGoo Spf 40 Tinted Face & Body Cream Revolution Onyx Primer TonyMoly Panda'S Dream Brightening Eye Base Cosmedix Lumi Crystal Liquid Crystal Lip Hydrator Cosmia Body Milk Repairing 24H DCL Super Sheer Sunscreen Spf 50 Embryolisse Filaderme Emulsion Isomers All-In-One Complete Face Firming Serum Isomers Deep Crease Correction Cream Fillerina 932 Eyes And Eyelids Treatment Grade 5 Plus HydroPeptide Lash MALIN + GOETZ Facial Cleansing Oil Mizon Bee Venom Calming Fresh Cream Mizon Hyaluronic Acid Ultra Suboon Cream Mizon Snail Recovery Gel Cream | Cremă-Gel Cu Extract De Melc