The main component of carotenoids (lyco-red) extracted from tomato peels was lycopene, phytoene, phytofluene, b-carotene, cis-lycopene and lutein. Consequently, the higher stability of carotenoids (lyco-red) extracted from tomato peels was observed in alkaline pH ranging from 7 to 10 and temperature ranging from 40 to 70 C. |