Every 100 kcal of sweet potato fries brings 1.2 g of protein. On that measure it ranks 101st of the 105 vegetables in this database and 757th of all 796 foods on the site. Measured by weight instead, its 2.27 g per 100 g ranks 44th in its group.
Only about 5% of the calories in sweet potato fries come from protein, so it is more of an energy food than a protein food. It is worth eating for other reasons; the protein it adds to a day is incidental.
By weight, fat outweighs protein in sweet potato fries: 9.39 g of fat per 100 g against 2.27 g of protein, a ratio of 0.2 to 1.
Set against cabbage, another vegetable entry in the database, a serving carries about 0.5 g less protein (cabbage has 1.9 g per 1 cup cooked).
It is an incomplete protein on its own; pairing it with other plant foods across the day covers the full range of essential amino acids. The serving quoted here is measured by volume at 60 g, and it covers about 3% of the 50 g FDA Daily Value for protein.
Serving sizes
Protein in common portions of sweet potato fries
Protein and calories in Sweet potato fries for 100 g, the site serving and USDA household portions.
Portion
Weight
Protein
Calories
100 g
100 g
2.27 g
192 kcal
1 cup (serving used here)
60 g
1.4 g
115 kcal
1 fry, any cut
5 g
0.1 g
10 kcal
Portion weights are the household measures listed on the USDA record; protein and calories scale from the per-100 g figures.
SampleWhat goal trends look like after a week
109 g
Average per logged day
4 of 7
Days goal met
71%
Complete-protein share
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Sample figures for one made-up week against a 110 g goal, not your data. Red bars met the goal. Your own log fills this in with Premium.
Related
Other vegetables by protein per calorie
Swap for more protein per calorie
Yam - 1.3 g per 100 kcal, 2 g per 1 cup cubes cooked
Water chestnuts - 1.4 g per 100 kcal, 1.7 g per 1 cup sliced
How much protein is in 100 g of sweet potato fries?
2.27 g. The 1 cup serving used on this page weighs 60 g and so carries 1.4 g.
How much protein do you get per 100 calories of sweet potato fries?
1.2 g. That figure divides its 2.27 g of protein per 100 g by its 192 kcal per 100 g, so it does not depend on serving size.
Is the protein in sweet potato fries complete?
No. On its own, the protein in sweet potato fries is short of at least one essential amino acid; other protein sources across the day fill the gap.
What share of the protein Daily Value is one serving of sweet potato fries?
About 3%. One 1 cup serving has 1.4 g, and the FDA Daily Value for protein is 50 g.
Figures from USDA FoodData Central record #2709711 (Sweet potato fries, frozen), FNDDS survey data. USDA data is in the public domain. Values are the published reference figures for that record, not lab measurements for a specific brand or batch.