29 Jun 2017 --- A new study has revealed the protective effects of selected carotenoids and vitamin C against lung cancer risks and growth of a different type of carcinoma cells, with the results showing that when compared to low intake of beta-carotene, alpha-carotene, beta-cryptoxanthin, lycopene and vitamin C, subjects with highest intake of aforementioned carotenoids and vitamin C demonstrated reduced risk of lung cancer.