Are Sweet Potatoes Healthy? Here's What Experts Say by TIME                Sweet potatoes pack the unique health benefits of regular potatoes with a little something extra. “In general, the more color you can add into your diet coming from fruits and vegetables, the better,” says Yasi Ansari, a sports dietitian in Los Angeles and San Francisco. Still, the many nutritional benefits are no excuse to spring for sweet potato fries at every chance. Here’s what you need to know about how healthy sweet potatoes are, plus the best ways to incorporate them into any diet. What are the nutritional benefits of sweet potatoes? “All potatoes are nutrient-dense and healthy for you,” says Brigitte Zeitlin, a registered dietitian and owner of BZ Nutrition in New York. But sweet potatoes—the orange, yellow and purple varieties of the root vegetable—are lower in calories and carbohydrates than the average spud. They’re also higher in vitamin A, an a...