E161 group are Xanthophylls, (from the Greek, Xanthos - yellow). They
are yellow pigments, although E161g is more
orange, and related to carotene. Extracted using the solvent hexane
they normally contain other source plant material.
is found in egg yolks, fat cells and green leaves.
be obtained from the same sources and at the same time as Chlorophyll,
E140, and is often used in poultry feed to enhance
the colour of egg yolks (see also E160c).