Yam is a starchy food that is a popular staple in most caribbean people meals. The main nutrient it provides is carbohydrate. It also contain potassium, protein, vitamins B1 (thiamin), B2 (riboflavin), B3 (niacin), B6 (pyridoxine), folic acid, and pantothenic acid. These vitamins help us to get energy from carbohydrates and fat. Yam is fat free and gluten free.