Product Name: Potassium methoxysalicylate (4MSK)
Other Name: 4-MSAK; MSAK; Potassium methoxysalicylate; POTASSIUM 4-METHOXYSALICYLATE; Potassium 2-hydroxy-4-methoxybenzoate
CAS No.: 152312-71-5
Chemical Structure:

Potassium methoxysalicylate Application:
Potassium Methoxysalicylate is a water-soluble salicylate derivative used in cosmetic formulations for brightening, anti-inflammatory, and gentle exfoliating purposes. As a milder alternative to traditional salicylic acid, it offers improved formulation stability and skin compatibility, making it suitable for a wide range of dermocosmetic products. Key Application Areas:
Brightening & Tone-Correcting Skincare
Commonly used in serums, lotions, and emulsions to visibly reduce hyperpigmentation, dark spots, and uneven tone, often in conjunction with other whitening actives.Mild Exfoliating Products
Suitable for sensitive skin formulations where conventional salicylic acid may cause irritation, especially in daily-use toners or gentle resurfacing treatments.Soothing and Anti-Inflammatory Systems
Utilized in products targeting redness-prone, acne-prone, or post-treatment skin, leveraging its anti-inflammatory profile without aggressive peeling.Water-Based Formulation Compatibility
Excellent solubility in aqueous systems allows for inclusion in gel-based skincare, sheet mask essences, and water creams without precipitation issues.
Potassium methoxysalicylate Packaging and Shipping:
Packaging: 1kg/ bag, 25kg/ drum or as customer’s required.
Shipping : DHL/ FedEx/ Air shipping/ Ocean shipping
Potassium methoxysalicylate Storage:
Store in Dry and Ventilated place with the Room Temperature, Preserved in Original Tight-Closed containers, Keep Away from Light and Heating.

