Similar to avocados, the popularity of sweet potatoes has increased over the years. It is usually used as an alternative to regular red or white potatoes because of its low-calorie content. Likewise, its glycemic index is more moderate. So if you have pre-diabetes or metabolic syndrome, this is a great veggie to snack on.

Furthermore, you can also find plenty of potassium in this root vegetable. Consuming a one serving of baked sweet potato can give you around 500mg. Plus, the sweet side dish also contains vitamins A and C, and manganese.