Sweet Potato Nutrition Facts
A 100 g serving of sweet potato contains 86 kcal, 1.6g protein (lime), 0.1g fat (pink) and 20g carbohydrate (blue). It's a good source of fiber, with 4.2g natural sugar. Its other nutrient values are modest — see the full breakdown below.
Core Nutrients per 100 g
PER 100 G SERVINGThe six values MacroDrop shows on every meal card: energy, the three macros, fiber and sugars.
Extended Nutrients
PER 100 G SERVINGGrouped as in the app: lipids, minerals, vitamins and other compounds sit one level below the core six. Daily values follow the FDA 2,000 kcal reference.
Understanding Sweet Potato Nutrition
Sweet Potato is a low-calorie vegetable that delivers fiber, vitamins and minerals for very few calories. At 86 kcal per 100 g serving, it provides 1.6g of protein, 20g of carbohydrate and 0.1g of fat. Sweet Potato is particularly rich in potassium, delivering 337mg — 8% of the daily value — in a single serving. It's a good source of fiber, with 4.2g natural sugar.
For athletes and anyone tracking macros, sweet potato is a straightforward source of carbohydrate energy, useful around training for topping up glycogen. Its fiber and micronutrient content makes it a useful addition to a balanced macro split without pulling calories too high.
Frequently Asked Questions
How many calories are in a 100 g serving of sweet potato?
A 100 g serving of sweet potato has 86 kcal, 1.6g protein, 0.1g fat and 20g carbohydrate.
How much protein is in sweet potato?
1.6g per 100 g serving.
Is sweet potato high in sugar or fiber?
It's a good source of fiber, with 4.2g natural sugar — 3.0g fiber and 4.2g sugar per 100 g serving.
Which nutrients is sweet potato richest in?
No single micronutrient stands out sharply — see the full breakdown below.
Is sweet potato good for tracking macros?
For athletes and anyone tracking macros, sweet potato is a straightforward source of carbohydrate energy, useful around training for topping up glycogen.
Log the sweet potato in two seconds
MacroDrop tracks all of these nutrients — core and extended — from a photo, your voice or a barcode. Offline USDA database, 7,800 foods.
Values come from the USDA FoodData Central entry Sweet potato, raw, unprepared (Includes foods for USDA's Food Distribution Program) (FDC ID 168482), per 100 g. Daily values follow the FDA 2,000 kcal reference. Last reviewed August 2026.