Chestnuts are relatively low in calories and fat. They're a rich source of minerals, vitamins, and phytonutrients that benefit health.
Chestnut composition is comparable to staple starch foods such as sweet potatoes, sweet corn, potatoes and plantain. They're a good source of minerals and vitamins.
Chestnuts are an excellent source of dietary fiber, providing about 8 g (about 21% of RDI) per 100 g of chestnuts. Fiber helps lower blood cholesterol levels by limiting excess cholesterol absorption in the intestines.