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How Many Calories in Oatmeal? (1 Cup Cooked & 100 g)

One cup cooked oatmeal (~234 g) has ~154 calories. Per 100 g cooked: ~66 kcal. Toppings are the biggest calorie variable.

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Nutrition Facts

1 cup cooked (234 g)≈ 154 kcal
Per 100 g (cooked)≈ 66 kcal
Dry oats (40 g serving)≈ 150 kcal (before water/milk)

FAQs

Water vs milk?

Milk adds protein and calories; choose low‑fat milk to moderate kcal.

Best low‑kcal toppings?

Berries, cinnamon, sugar‑free sweetener, a few chopped nuts.

Steel‑cut vs rolled oats?

Similar calories; texture and cooking time differ.

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