Phycocyanin ni poroteyine yubururu, karemano yakuwe muri Spirulina.Nibintu byoroshye amazi ya pigment-protein.Spirulina ikuramo phycocyanin ni pigment iribwa ikoreshwa mubiribwa n'ibinyobwa, nayo ni ibikoresho byiza byintungamubiri byita kubuzima ndetse nibiribwa birenze urugero, usibye ko byongewe mubikoresho byo kwisiga kubera umutungo wihariye.