Sweet chestnuts feature tasty sweet, creamy kernels, being relatively low in calories and offering an array of health benefits. They are more starchy than most other nuts and brimming with essential fatty acids, such as linoleic acid. Chestnuts are a good source of protein and natural dietary fibre, being rich in vitamin C and folates, as well as minerals, such as calcium, iron, magnesium, manganese, phosphorus, potassium and zinc.