This invention relates to a new pigment in feed for salmonides, a new feed comprising this pigment and use of this pigment. The pigment comprises a diester of astaxanthin prepared with an omega-3 fatty acid and/or a short chain carboxylic acid. By this invention a pigment for feed to salmonides that is more stable and biologically more effective than free astaxanthin and commercially available astaxanthin product, is provided.
