THE HIGH-FIBRE content of bran flakes – a 30g serving provides 13% of our daily needs – means they make a good, nutritious start to the day. Most brands are fortified with iron and several vitamins, too. Many have added vitamin B12 and vitamin D, in particular. This makes them a good choice for those following a vegan diet as vitamin B12 is found naturally only in animal foods, and the best natural sources of vitamin D are oily fish and egg0073