One cup or 160 grams raw chestnuts contain the following:

Mineral	mg	Vitamin	mg
Sodium	10.00	B1	0.350
Phosphorus	141.00	B2	0.350
Potassium	726.00	B6	0.527
Calcium	43.00	B12	0.000
Iron	2.70	Niacin	4.000
Magnesium	65.60	B5	0.756
Copper	0.67	C	9.600

Calories - 310; Protein - 4.2%; Fat - 1.1%; Carbohydrates - 43.95%
Fiber - 2.0%; Amino Acids - 13.00 (8 of which are essential)

1 Lb. fresh chestnuts = 2 1/2 cups nutmeats
1 1/4 Lb. fresh chestnuts = 2 cups puree