Composiciones de astaxantina (IV)

Uso de composiciones de astaxantina en alimentos, suplementos alimenticios o alimentos para animales, en el que la composición de astaxantina contiene al menos el 90 % en peso, con respecto al peso total de astaxantina y derivados de astaxantina en la composición, de monoésteres de la astaxantina con un ácido graso C18-1. Astaxanthin compositions which comprise at least 50% by weight, in particular at least 60% by weight, especially preferably at least 70% by weight and specifically at least 80% by weight or at least 90% by weight, based on the total weight of astaxanthin and astaxanthin derivatives in the composition, of an astaxanthin monoester with a C18-1 fatty acid have a particularly good bioavailability. They are therefore particularly suitable for use in foodstuffs, food supplements or feedstuffs and for the therapeutic use as medicament and as constituent for medicinal preparations and pharmaceutical compositions.