The principal pigments are chlorophyll a and b - they mainly absorb light in the red and blue wavelengths of light. Plants also contain carotenoids (carotene and xanthophyll) which absorb light ...
"Foods that are high in xanthophyll and carotene, which are basically pigments called carotenoids ... weeds and other plants." It is important to note that "cage-free" and "pasture-raised ...