It improves the goldfinch mask while the wing band remains bright yellow.

Administer separately at the end of the moult

It is specially designed to naturally highlight the signature lipochromic features that characterize this beautiful strain, which are so difficult to color with the classic systems (these are based on synthetic dyes).

UNICA Rainbow Carduelis, however, is a 100% natural product, composed of raw materials characterized by a strong non-invasive pigment ability. In fact, it is the excess of pigments that overflow on the adipose tissue and incorrectly color the yellow of the goldfinch's wings. Unica Rainbow Carduelis, on the other hand, has a completely different metabolism: in fact, it colors the feces and NOT the fat.