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Oropharma Can-Tax is a red colorant based on canthaxanthine. This dietary supplement colours red canaries, intensifies the red colour in other birds and ensures a beautiful even red colour. As feathers consist of dead cells and are consequently not fed by the metabolism, they absorb the colour when they are formed. On average, the plumage is changed once a year. However not in one go. The moulting of the old feathers is stimulated by the formation of new ones and this is a gradual process so that the bird keeps a full plumage.
When adding Can-Tax to the food canthaxanthine is transported to the place where the feather is growing and it is given the more intense red colour. Beta-apo-8’-carotenal ensures even better absorption of canthaxanthine. The feather formed retains its colour until the formation of a new feather