Cratox AI
Reviewed by Cratox Nutrition Team · Updated August 13, 2026

Oat milk vs Oat milk, unsweetened, plain: nutrition compared

Nutrient (per 100 g)Oat milkOat milk, unsweetened, plain
Calories45 kcal48 kcal
Protein0.7 g0.8 g
Carbohydrates5.4 g5.1 g
Fat2.3 g2.8 g
Fibre0.5 g0 g
Sugar2 g0 g
Sodium43 mg42 mg

All values per 100 g. Source: USDA FoodData Central.

oat milk

Oat milk

🔥 45 Calories
💪 0.7g Protein
5.4g Carbohydrates
🥑 2.3g Fat

Oat milk provides 45 kcal per 100 g, with 0.7 g of protein, 5.4 g of carbohydrates and 2.3 g of fat. 1 cup of Oat milk (244 g) provides about 110 kcal.

At a glance

A fast summary built from the current nutrition profile per 100g.

Category
Beverages
Oat milk
Energy density
Light
45 kcal per 100g
Macro energy profile
Balanced
6% Protein · 48% Carbohydrates · 46% Fat
Glycemic profile
Low GI
GI 55 · GL 3
Notable signals
High in vitamin B12Low in fatLow in sugarLow in sodiumUSDA data

Nutritional Information

45
kcal/100g
Protein
0.7g
Carbohydrates
5.4g
Fat
2.3g
Glycemic Index:
55

Nutritional Information (per 100g)

NutrientAmount per 100 g
Calories45 kcal
Protein0.7 g
Carbohydrates5.4 g
Fat2.3 g
Fiber0.5 g
Sugar2 g
Sodium43 mg

USDA data · USDA FoodData Central

Calories per portion

PortionWeightCalories
1 cup244 g110 kcal
1 guideline amount per fl oz of beverage2.5 g1 kcal
1 guideline amount per cup of hot cereal61 g27 kcal
1 fl oz30.5 g14 kcal
100 g100 g45 kcal

Portion weights: USDA FoodData Central

Portion calculator

Calories
45 kcal
Protein
0.7 g
Carbohydrates
5.4 g
Fat
2.3 g
Fiber
0.5 g
Sugar
2 g
Sodium
43 mg

All values are computed from the per-100 g nutrition data (source: USDA).

About Oat milk

Oat milk is a plant-based milk alternative made from oats and water, gaining popularity in recent years due to its creamy texture and versatility. Originating from Sweden in the 1990s, oat milk has become a staple in many households and cafes, particularly among those seeking dairy-free options. It is often enriched with vitamins and minerals, making it a nutritious choice for a variety of diets.

Nutritionally, oat milk is relatively low in calories, containing about 45 calories per 100 grams. It provides a modest amount of protein at 0.7 grams and is primarily composed of carbohydrates, with 5.4 grams per serving. The fat content is also low at 2.3 grams, making it a heart-healthy option. Oat milk can be used in smoothies, coffee, baked goods, or enjoyed on its own, appealing to both health-conscious individuals and those with lactose intolerance.

Health Benefits

Boosts heart health due to low saturated fat content.
Contains fiber which aids in digestion and promotes gut health.
Rich in antioxidants that can help reduce inflammation.
May help lower cholesterol levels and improve cardiovascular health.
Provides a creamy texture that enhances the flavor of coffees and teas.
Suitable for vegan diets, contributing to a more sustainable lifestyle.
Can help in weight management due to its low calorie count.
May improve blood sugar control thanks to its fiber content.
Fortified versions can provide essential vitamins and minerals.
Easy to digest compared to cow's milk, making it suitable for many people.

Recommended Food Pairings

🥗
Oat milk and granola - a perfect breakfast combo rich in fiber and healthy fats.
🥗
Oat milk with coffee - enhances the taste while providing a creamy texture.
🥗
Smoothies with oat milk - adds a smooth consistency and mild flavor.
🥗
Baking with oat milk - can replace dairy milk in recipes for a vegan alternative.
🥗
Oat milk and cereal - a nutritious way to start your day.

How to Consume

Serving size
1 cup (240ml)
Frequency
2-3 times per week
  • Use in smoothies for a creamy texture.
  • Substitute for dairy milk in cooking and baking.
  • Add to coffee or tea for a dairy-free option.
  • Mix with cereal or granola for breakfast.
  • Enjoy chilled or in recipes requiring liquid.

Selection & Storage

How to choose:

  • Look for organic options to avoid pesticide residues.
  • Check for added sugars and choose unsweetened varieties.
  • Select brands that fortify with vitamins and minerals.
  • Inspect the packaging for expiration dates and storage instructions.
Storage
Store in a cool, dry place. Once opened, refrigerate and consume within 5-7 days.
Shelf life
Unopened, oat milk can last up to 6-12 months. Once opened, it should be consumed within 5-7 days if refrigerated.

Warnings & Contraindications

  • ⚠️Individuals with gluten intolerance should choose certified gluten-free oat milk.
  • ⚠️People with oat allergies should avoid oat milk.
  • ⚠️Excessive consumption may lead to digestive discomfort due to fiber content.
  • ⚠️Always check for added sugars in flavored varieties.

Frequently Asked Questions

How many calories does Oat milk have?

Oat milk contains approximately 45 calories per 100 grams. This makes it a lower-calorie alternative to whole milk, allowing for a nutritious option without high caloric intake.

Is Oat milk healthy?

Yes, oat milk is considered healthy. It is low in saturated fat, contains dietary fiber, and is often fortified with essential nutrients like calcium and vitamin D, making it a beneficial choice for many.

How should Oat milk be stored?

Oat milk should be stored in a cool, dry place. Once opened, it must be refrigerated and consumed within 5-7 days for optimal freshness.

What are the benefits of eating Oat milk?

Oat milk can support heart health, aid digestion due to its fiber content, and provide a dairy-free alternative for those with lactose intolerance. It is also rich in vitamins and minerals when fortified.

How much Oat milk can I eat per day?

A recommended serving is one cup (240ml) per day, which can be incorporated into your diet several times a week depending on personal dietary needs and calorie intake.

How many calories are in 1 cup of Oat milk (244 g)?

1 cup of Oat milk (244 g) has about 110 kcal — 1.7 g protein, 13.2 g carbohydrates and 5.6 g fat (calculated from the USDA values per 100 g).

How many calories are in 1 guideline amount per fl oz of beverage of Oat milk (2.5 g)?

1 guideline amount per fl oz of beverage of Oat milk (2.5 g) has about 1 kcal — 0 g protein, 0.1 g carbohydrates and 0.1 g fat (calculated from the USDA values per 100 g).

How many calories are in 1 guideline amount per cup of hot cereal of Oat milk (61 g)?

1 guideline amount per cup of hot cereal of Oat milk (61 g) has about 27 kcal — 0.4 g protein, 3.3 g carbohydrates and 1.4 g fat (calculated from the USDA values per 100 g).

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