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    About 2,430,000 results (0.19s) 
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    An AI Overview is not available for this searchCan't generate an AI overview right now. Try again later.
    AI Overview
    Potassium Methoxysalicylate (4MSK) is a widely available, high-stability cosmetic active ingredient used for skin brightening and correcting keratinization. It is produced by several manufacturers, including chemical specialists in China with established distribution networks. 
    Key Suppliers & Supply Status 
    • COSROMA®: Offers a stable, global distribution network with high-quality, localized supply.
    • Aurora Chemical CO., LTD.: A major producer with over 20 years of experience, specializing in functional daily chemical ingredients, providing stable, long-term supply options.
    • DropBrigt® (Xclusiv Organics): Supplies high-purity (≥98.0%) powder in 25kg barrels with consistent stock availability.
    • Echemi: Lists multiple verified manufacturers and distributors for 4MSK in China.
    • Specialty Distributors: Sophix Natural, WPA Chemicals, and The Formulator Shop offer specialized sourcing. 
    Product Specifications & Stability 
    • Stability: The product is reported to be light-stable and stable in formulations with a pH range of 3.5 – 6.5.
    • Solubility: It is easily soluble in water, allowing for easy incorporation into various formulations.
    • Typical Use Level: 3.0% to 5.0%.
    • Shelf Life: Generally 2-3 years, with a standard packing of 1kg/bag or 25kg/drum.
    • Appearance: White or off-white crystal powder. 
    4MSK Advantages 
    • Mechanism: Inhibits tyrosinase and accelerates keratinocyte metabolism to reduce melanin deposition.
    • Applications: Ideal for lotions, gels, serums, and masks aimed at brightening and spot removal.
    • Safety: It is considered a safe, low-irritation whitening agent. 
    • SpecWhite® 4MSP - Personal Care & Cosmetics - UL Prospector
      Dec 6, 2025 — Documents. ... SpecWhite® 4MSP (potassium 4-methoxysalicylate) can inhibit melanin and tyrosine kinase activity, which contributes...
      UL Prospector
    • 4MSK (Potassium Methoxysalicylate) - MySkinRecipes
      * Mechanism: › ลดการสร้างเม็ดสี (Whitening - Unknown Mechanism) * Storage: Room (25-40C) * Shelf Life: 36 Months from manufacturin...
      MySkinRecipes
    • Potassium Methoxysalicylate by COSROMA - UL Prospector
      Dec 8, 2025 — COSROMA® has established a stable distribution network in about 20 countries and regions around the world, which can provide timel...
      UL Prospector
    Show all
    • SpecWhite® 4MSP - Personal Care & Cosmetics - UL Prospector
      Dec 6, 2025 — Documents. ... SpecWhite® 4MSP (potassium 4-methoxysalicylate) can inhibit melanin and tyrosine kinase activity, which contributes...
      UL Prospector
    • 4MSK (Potassium Methoxysalicylate) - MySkinRecipes
      * Mechanism: › ลดการสร้างเม็ดสี (Whitening - Unknown Mechanism) * Storage: Room (25-40C) * Shelf Life: 36 Months from manufacturin...
      MySkinRecipes
    • Potassium Methoxysalicylate by COSROMA - UL Prospector
      Dec 8, 2025 — COSROMA® has established a stable distribution network in about 20 countries and regions around the world, which can provide timel...
      UL Prospector
    • Potassium Methoxysalicylate by Aurora Chemical CO., LTD.
      Dec 8, 2025 — Company. Aurora Chemical CO., LTD. was established in 2002 and is headquartered in Yantai, Shandong. It is a global fine chemical ...
      UL Prospector
    • 51 Potassium Methoxysalicylate Suppliers - Echemi
      51 Potassium Methoxysalicylate Suppliers * Total Employees: Above 1000. * Certifications: AAA TOP Credit Excellent Group Enterpris...
      Echemi
    • Potassium Methoxysalicylate 4MSK - The Formulator Shop
      Its structure is similar to salicylic acid, applied in cosmetics, it can also improve the imbalance of proliferation and different...
      The Formulator Shop
    • Hubei Widely Chemical Technology Co., Ltd.
      Potassium 4-Methoxysalicylate Supplier, Tranexamic Acid, Oxiracetam Manufacturers/Suppliers - Hubei Widely Chemical Technology Co.
      Made-in-China.com
    • Potassium Methoxysalicylate(4MSK) Powder - Sophix Natural
      Potassium Methoxysalicylate can reduce melanin deposition by inhibiting melanin production and accelerating keratinocyte metabolis...
      Sophix Natural
    • Potassium Methoxysalicylate （4MSK） - WPA Chemicals
      Potassium methoxsalicylate can correct the epidermal atypical hyperplasia, keratinization and atrophy, has the effect of improving...
      WPA Chemicals
    • Potassium methoxysalicylate - 4MKS - OXY CHEMICALS
      Potassium methoxysalicylate – 4MKS * 4MSK is a new and safe multifunctional cosmetic active ingredient. It inhibits the activity o...
      oxychemicals.com.vn
    • Potassium Methoxysalicylate(4MSK) - REB TECHNOLOGY
      Suitable for lotion, gel, essence, emulsion, cream, etc. * Typical use level : 3.0% to 5.0% * Standard Packing : 1kg /foli. bag , ...
      REB TECHNOLOGY
    • DropBrigt® 4MSK Pure Potassium Methoxysalicylate Powder ...
      It typically ships in 1-2 days if in stock, otherwise the delivery takes about 10-14 days. DropBrigt ® 4MSK (Potassium Methoxysali...
      www.xclusivorganics.com
    This is for informational purposes only. For medical advice or diagnosis, consult a professional. AI responses may include mistakes. Learn more
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    Potassium Methoxysalicylate(4MSK) Powder


    Sophix Natural
    https://sophixnatural.com › Products › Cosmeceuticals
    Sophix Natural
    https://sophixnatural.com › Products › Cosmeceuticals
    Potassium Methoxysalicylate can reduce melanin deposition by inhibiting melanin production and accelerating keratinocyte metabolism.Read more
    Potassium Methoxysalicylate Stable supply from sophixnatural.com

    Potassium Methoxysalicylate by COSROMA


    UL Prospector
    https://www.ulprospector.com › PersonalCare › Detail
    UL Prospector
    https://www.ulprospector.com › PersonalCare › Detail
    COSROMA® has established a stable distribution network in about 20 countries and regions around the world, which can provide timely and high-quality localized ...Read more

    Potassium Methoxysalicylate (4MSK)


    Natural Micron Pharm Tech
    https://nmpharmtech.com › Cosmetic Ingredients
    Natural Micron Pharm Tech
    https://nmpharmtech.com › Cosmetic Ingredients
    High purity Potassium methoxysalicylate online, discover our selection of Potassium methoxysalicylate, reliable suppliers, fast shipping, buy Potassium ...

    Potassium Methoxysalicylate （4MSK）


    WPA Chemicals
    https://wpachem.com › Cosmetic Ingredients
    WPA Chemicals
    https://wpachem.com › Cosmetic Ingredients
    Potassium methoxsalicylate can correct the epidermal atypical hyperplasia, keratinization and atrophy, has the effect of improving the keratinization process.Read more

    The Formulator Shop | Quality Cosmetics Formulation ...


    The Formulator Shop
    https://theformulatorshop.com
    The Formulator Shop
    https://theformulatorshop.com
    Featured Products. Potassium Methoxysalicylate 4MSK · Potassium Methoxysalicylate 4MSK. ₦ 16,500.00 – ₦ 205,000.00 Price range ...Read more
    7-day returns

    DropBrigt® 4MSK Potassium Methoxysalicylate Powder ...


    Xclusiv Organics
    https://www.xclusivorganics.com › products › dropbrig...
    Xclusiv Organics
    https://www.xclusivorganics.com › products › dropbrig...
    It typically ships in 1-2 days if in stock, otherwise the delivery takes about 10-14 days. DropBrigt ® 4MSK (Potassium Methoxysalicylate) is a salicylic ...Read more

    Cosmetic Grade Potassium Methoxysalicylate Market Size, ...


    LinkedIn · Lexynr Lexal Holdings
    1 week ago
    LinkedIn · Lexynr Lexal Holdings
    1 week ago
    Cosmetic Grade Potassium Methoxysalicylate Market size was valued at USD 1.2 Billion in 2024 and is poised to grow from USD 1.

    Potassium Methoxysalicylate Powerful Whitening And ...


    Drop(Nanjing)Bio-Tech Co.,Ltd.
    https://www.drop-bio.com › potassium-methoxysalicylat...
    Drop(Nanjing)Bio-Tech Co.,Ltd.
    https://www.drop-bio.com › potassium-methoxysalicylat...
    It can scavenge free radicals and promote the synthesis of enzymes such as Quinone reductase and Glutathione.The product supply is stable, can be spot trading, ...Read more
    Potassium Methoxysalicylate Stable supply from www.drop-bio.com
    People also ask
    What is potassium Methoxysalicylate in skincare?
    Potassium methoxysalicylate not only inhibits the generation of melanocytes but also hinders the activity of tyrosinase, which has an excellent defense effect on the pigmentation of skin melanin excess deposition, and can play a good role in targeting the problems of pigmentation and freckles.

    Potassium Methoxysalicylate by Aurora Chemical CO., LTD.


    UL Prospector
    https://www.ulprospector.com › PersonalCare › Detail
    UL Prospector
    https://www.ulprospector.com › PersonalCare › Detail
    Does potassium make your skin tighter?
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    What is potassium methoxysalicylate?
    Potassium 4‐methoxysalicylate (4MSK) is a skin lightening agent that was approved as an active skin lightening ingredient of quasi‐drugs by the Ministry of Health, Labour and Welfare of Japan in 2003.Mar 12, 2025

    Potassium 4‐Methoxysalicylate (4MSK) Exerts a Skin ... - PMC


    National Institutes of Health (.gov)
    https://pmc.ncbi.nlm.nih.gov › articles › PMC11898116
    National Institutes of Health (.gov)
    https://pmc.ncbi.nlm.nih.gov › articles › PMC11898116
    Is potassium hydroxide safe in hair products?
    The CIR Expert Panel concluded that calcium hydroxide, magnesium hydroxide, potassium hydroxide, and sodium hydroxide are safe in hair straighteners and depilatories under conditions of recommended use; users should minimize skin contact.

    Safety Assessment of Inorganic Hydroxides as Used in Cosmetics


    accessdata.fda.gov - FDA
    https://www.accessdata.fda.gov › order › OTC000039
    accessdata.fda.gov - FDA
    https://www.accessdata.fda.gov › order › OTC000039

    Web results

    Potassium 4‐Methoxysalicylate (4MSK) Exerts a Skin ... - PMC


    National Institutes of Health (.gov)
    https://pmc.ncbi.nlm.nih.gov › articles › PMC11898116
    National Institutes of Health (.gov)
    https://pmc.ncbi.nlm.nih.gov › articles › PMC11898116
    by Y Shirasugi · 2025 · Cited by 4 — 4MSK reduces skin pigmentation and contributes to brighter skin by acting on both melanocytes and keratinocytes.Read more
    Missing: Stable ‎| Show results with: Stable

    Hubei Widely Chemical Technology Co., Ltd.


    Made-in-China.com
    https://www.made-in-china.com › showroom › widelylei
    Made-in-China.com
    https://www.made-in-china.com › showroom › widelylei
    Potassium 4-Methoxysalicylate Supplier, Tranexamic Acid, Oxiracetam Manufacturers/Suppliers - Hubei Widely Chemical Technology Co., Ltd.
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