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Japanese time-tested manufacturer of innovative cosmetic raw materials, Seiwa Kasei, offers high-performance products based on peptides and/or amino acids and formulations with unique marketing claims and relevant data. In addition to the core products "Promois" ; variant hydrolyzed proteins and their derivatives from natural resources, many functional ingredients are developed with our technology, such as "Silasoma" ; encapsulated UV-filters for sensitive skin and baby, "Protesil" ; multi-functional hybrid polymers with silky texture and hair colour protection, and "Amitose" ; glycerin derivatives with arginine or ascorbic acid with moisturizing effect and whitening effect, and "Vegetamide" ; pseudo-layer of hair cuticle with selective repair.


  • Promois EK-118(IN): Oil-Soluble Keratin

    Promois EK-118(IN) is an acylated derivative of keratin peptide in isononyl isononanoate. It is oil-soluble keratin for hair oil, shampoo, leave-on ...

  • Silasoma; Microcapsule, encapsulated UV...

    Silasoma is the trademark for aqueous dispersions in microcapsules having an average particle diameter of 2μm, which encapsulate UV absorbers. Encapsu...

  • Amitose HGA; Hexyl 3-Glyceryl Ascorbate

    Amitose HGA, a vitamin C derivative shows the worlds' first mechanism of melanin suppression related to “autophagy.” We confirmed the phenomenon autop...

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  • Contact Information

    1-2-14, NUNOICHI-CHO, HIGASHIOSAKA OSAKA 579-8004 Japan
    Tel:  +81 72-987-2626
    Fax:  +81 72-987-2072

Also at M80:

  1. Adinop Co.,Ltd

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