FIELD : food industry.SUBSTANCE : invention relates to new compounds isolated as a result of interaction of Genipa americana juice, genipin or analogous genipin with amine, which can be used as natural dyes in food, cosmetic and textile industries. Invention describes a composition containing said compounds, methods for preparing and using them.EFFECT : disclosed by multiple chromatographic fractionation polymer or dimer is used as a dye separately or in combination with another dye for coloring food product, medicinal agent, cosmetic agent, medical device and textile products.133 cl, 31 dwg, 14 ex, 8 tbl