Synonym: Nonapeptide-1
CAS No.:158563-45-2
Sequence: Met-Pro-{D-Phe}-Arg-{D-Trp}-Phe-Lys-Pro-Val-NH2
Molecular Formula: C61H87N15O9S
Molecular Weight: 1206.52
Appearance: White powder
Purity (HPLC): ≥98.0%
Acetate Content(HPLC): ≤12.0%
Water Content (Karl Fischer): ≤8.0%
Amino Acid Composition:±10%
1. Blocks the binding of α-MSH with its receptor MC1R on the cell membrane of melanocyte. 
2. A whitening agent that works on the very initial stage of skin darkening mechanism. 
3. Prevents further activation of tyrosinase & thus blocks melanin synthesis for better control over skin tone & brown spots. 
4. Prevents hyperproduction of melanin 
Skin Radiance / Skin Lightening-whitening / Anti-dark Spot
About Melanostatine-5 CAS 158563-45-2
Melanostatine-5, also called Nonapeptide-1, is a propriety peptide that was originally developed for its antimicrobial activities. 
Melanostatine-5 is a polypeptide hormone and an effective α-melanocyte stimulating hormone (α-MSH) antagonist. Studies have shown that Melanostatine-5 can reduce the synthesis of melanin and help reduce skin pigmentation to a large extent. Melanostatine-5 is a relatively common ingredient in cosmetics.

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