Calories in Cornstarch

Low Sugar
Instrument — Food Profile
100g
Calories

381.00

kcal
Protein

0.26

g
Carbs

91.30

g
Fat

0.05

g
Fiber

0.90

g
Sugar

0.00

g

Curious about the nutritional profile of cornstarch? Whether you are tracking your macros or just want to know how many calories it contain, you are in the right place. A standard 100g serving of cornstarch provides 381.00 calories, 0.26g of protein, and 91.30g of carbs.

Serving Size Variations

Portion Size Calories Protein Carbs Fat
100g (Standard) 381.00 kcal 0.26g 91.30g 0.05g
1 oz (28g) 107 kcal 0.1g 25.6g 0.0g
cup (128g) 488 kcal 0.3g 116.9g 0.1g

Vitamins & Minerals

Nutrient Amount
Calcium 2.00 mg
Iron 0.47 mg
Magnesium 3.00 mg
Potassium 3.00 mg
Sodium 9.00 mg
Zinc 0.06 mg
📊 Data Source: USDA FoodData Central Database (FDC ID: 169698)
🩺 Reviewed by Ashwini Yadav Last Updated: July 2026

Nutrition FAQs

How much protein does cornstarch have?

It contains 0.26g of protein per 100g, which is moderate.

How many calories is in cornstarch?

100 grams of cornstarch contains exactly 381.00 calories.

How many calories is in 1 cup of cornstarch?

A single cup (128g) of cornstarch provides 488 calories.

Can I eat cornstarch on a keto diet?

No, cornstarch has 91.30g of carbs per 100g, which may disrupt ketosis.