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Nutrition Comparison

Oat Milk vs Whole Milk

Side-by-side nutrition face-off — all values per 100 grams

Calories

43 kcalvs61 kcal
Oat Milk wins

Protein

1gvs3.2g
Whole Milk wins

Fat

1.5gvs3.3g
Oat Milk wins
Oat MilkWhole Milk
43 kcalCalories61 kcal
1gProtein3.2g
7.5gCarbs4.8g
1.5gFat3.3g
0.5gFiber0g
4gSugar5.1g
52mgSodium40mg
NutrientOat MilkWhole MilkWinner
Calories43kcal61kcalOat Milk
Protein1g3.2gWhole Milk
Carbs7.5g4.8gOat Milk
Fat1.5g3.3gOat Milk
Fiber0.5g0gOat Milk
Sugar4g5.1gOat Milk
Sodium52mg40mgWhole Milk

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Frequently Asked Questions

Which has more calories, Oat Milk or Whole Milk?

Oat Milk has 43 kcal per 100g while Whole Milk has 61 kcal per 100g. Oat Milk is lower in calories by 18 kcal.

Which has more protein, Oat Milk or Whole Milk?

Oat Milk has 1g of protein per 100g while Whole Milk has 3.2g. Whole Milk is higher in protein.

Is Oat Milk healthier than Whole Milk?

It depends on your goals. Oat Milk has 43 kcal, 1g protein, and 1.5g fat per 100g, while Whole Milk has 61 kcal, 3.2g protein, and 3.3g fat. Choose based on whether you're optimizing for protein, calories, or overall macros.

Oat Milk vs Whole Milk: Calories & Nutrition Compared [2026]