Calories in Oats

High Protein Low Sugar
Instrument — Food Profile
100g
Calories

389.00

kcal
Protein

16.90

g
Carbs

66.30

g
Fat

6.90

g
Fiber

10.60

g
Sugar

0.00

g

Curious about the nutritional profile of oats? Whether you are tracking your macros or just want to know how many calories they contain, you are in the right place. A standard 100g serving of oats provides 389.00 calories, 16.90g of protein, and 66.30g of carbs.

Serving Size Variations

Portion Size Calories Protein Carbs Fat
100g (Standard) 389.00 kcal 16.90g 66.30g 6.90g
1 oz (28g) 109 kcal 4.7g 18.6g 1.9g
cup (156g) 607 kcal 26.4g 103.4g 10.8g

Vitamins & Minerals

Nutrient Amount
Thiamin (B1) 0.76 mg
Riboflavin (B2) 0.14 mg
Niacin (B3) 0.96 mg
Pantothenic Acid (B5) 1.35 mg
Vitamin B6 0.12 mg
Folate (B9) 56.00 mcg
Calcium 54.00 mg
Iron 4.72 mg
Magnesium 177.00 mg
Potassium 429.00 mg
Sodium 2.00 mg
Zinc 3.97 mg
📊 Data Source: USDA FoodData Central Database (FDC ID: 169705)
🩺 Reviewed by Ashwini Yadav Last Updated: July 2026

Nutrition FAQs

How many calories are in oats?

100 grams of oats contains exactly 389.00 calories.

How much protein does oats have?

Yes, they are high in protein with 16.90g per 100g, making them great for muscle growth.

How many calories are in 1 cup of oats?

A single cup (156g) of oats provides 607 calories.

Is oats keto-friendly?

No, oats have 66.30g of carbs per 100g, which may disrupt ketosis.