Marigold ( Tagetes erecta ) infl orescences
have been utilized as lutein pigment source for
food colouring, mainly of poultry skin and
eggs (Del Villar-Martínez et al. 2010 ).
Marigold fl owers are also a good source of
carotenoids. There are many reports on carotenoids
and their effect on the prevention of certain
ocular diseases, ischaemic heart disease,
strokes, photoprotection, immune response,
aging and cancer.
Botany
An