Come from the nature without pollution. No additive or preservative material. It is the natural healthy green food. It is healthy for you and your family! East-to-beijing Chestnuts grow in Yanshan Mountains in Hebei, China. Richly contain Vitamin A, Vitamin B, Vitamin E and many kinds of minerals such as SeleniumIron etc.due to the rich minerals in the soil and the unique climate in this area . Since ancient times chestnut is famed as "King of nuts".