<human>:  What are the nutritional benefits of sweet potatoes?
<bot>: Sweet potatoes are a nutritional powerhouse, providing an excellent source of vitamins and minerals such as Vitamin A, Vitamin C, potassium, and fiber. They also contain antioxidants, which can help protect against certain age-related diseases like cancer and heart disease. Additionally, sweet potatoes are low in fat and have almost twice the amount of carbohydrates as white potatoes, making them a great source of energy.