CYNATINE^® TOP is a purified protein fraction of Keratin, in powder form, without preservative, completely hydrosoluble, offering the highest concentration in Cysteine (sulfocysteine) possible for a cosmetic ingredient. CYNATINE^® TOP is made in France in an ultra modern plant using a unique technology perfectly controlled and offering a complete traceability.

CYNATINE^® TOP stimulates the growth of keratinocytes and exerts a Repairing Effect on Skin, Hair and Nails. Its very high concentration in Cysteine gives it a very interesting Healing and Anti-Stretch Marks potential. The cosmetic tolerance of the product was fully assessed and it can be used a least up to 3% in all kind of cosmetic products.