But contrary to common belief, citrus isn't the only – or even the best – source of vitamin C. There's a vegetable that has a higher concentration and it's easily accessible at any supermarket.
Bell peppers contain 80.4mg of vitamin C per 100g, outstripping lemons, which have just 53mg for the same weight. Oranges also contain 53.2mg per 100g, while grapefruits offer 31.2mg ...