Spirulina is a genus of blue algae, contains up to 60-70% protein with fairly balanced and high content of essential amino acids. This alge is also rich in vitamins (B1, B2, B5, B6, B 12, PP, E, L-carotene, folic acid, inositol), macro- and microelements (K, Mg, Ca, Fe, Na, Zn, J). A complex of biologically active substances found in spirulina is highly-effective in skin care products.