Pumpkin seeds are rich sources of essential fatty acids the four dominant fatty acids are palmitic stearic oleic and linoleic acid hplc analysis of the powerful pigments found in pumpkin seed oil reveal a number of carotenoids the main components being beta carotene and lutein in addition other carotenoids present include violaxanthin luteoxanthin auroxanthin flavoxanthin chrysanthemaxanthin alpha cryptoxanthin beta cryptoxanthin and alpha carotene an excellent accessory t