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 especially present in the yellow pansy (Viola tricolour).
is not commercially available but is obviously eaten as part of a normal
foods, suppliers of serrano ham and spanish foods