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🥛 Dairyveganvegetariandairy free

🥛 Calories in Oat Milk

The most popular dairy-free milk alternative — creamy, sustainable, oat-based

Per 100g

46kcal
1g
Protein
9g
Carbs
1.5g
Fat

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Full Nutrition Facts — Per 100g

NutrientPer 100g
Calories46kcal
Protein1g
Total Carbs9g
— of which Sugar4g
Total Fat1.5g
Dietary Fibre0.3g
Sodium80mg

Macro Breakdown

Protein1g (4 kcal)
Carbohydrates9g (36 kcal)
Fat1.5g (13.5 kcal)

All values per 100g. Protein & carbs = 4 kcal/g · Fat = 9 kcal/g

Key Vitamins & Minerals

Calcium120mg

12% of daily reference intake

Vitamin D1.2mcg

8% of daily reference intake

Potassium55mg

2% of daily reference intake

✅ Key Nutrition Facts

  • Lower in calories than whole dairy milk (46 vs 61 kcal/100ml)
  • Contains beta-glucan — the cholesterol-lowering fibre from oats
  • Fortified versions match dairy milk for calcium and vitamin D
  • Most environmentally sustainable milk alternative

Calories by Serving Size

ServingGramsCalories
100ml100g46 kcal
1 glass (240ml)240g110 kcal
Splash in coffee (30ml)30g14 kcal

Frequently Asked Questions

How many calories in oat milk?+
Oat milk contains approximately 46 calories per 100ml. A glass (240ml) is around 110 calories. This is lower than whole dairy milk (146 kcal per glass) but higher than unsweetened almond milk (~40 kcal per glass).
Is oat milk healthy?+
Oat milk is a reasonable alternative to dairy, especially when fortified with calcium and vitamin D. It is lower in protein than dairy (1g vs 3.2g per 100ml) but contains beneficial beta-glucan fibre. Choose unsweetened versions to avoid added sugars.

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Data source: USDA FoodData Central & peer-reviewed nutritional references. Values are averages — actual nutrient content varies by brand, preparation method, and growing conditions. Not medical advice.