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Does Buttermilk Have High Calories? A Complete Nutritional Breakdown

4 min read

While regular milk contains a significant amount of fat and calories, a cup of cultured buttermilk contains only about 98-110 calories. This difference is a major reason why many people consider buttermilk a healthier, lower-calorie alternative to milk.

Quick Summary

Buttermilk is a low-calorie fermented dairy drink, typically containing fewer calories and fat than whole milk. Its caloric content can vary based on whether it is traditional or cultured, with most commercial varieties being diet-friendly. The protein and probiotics in buttermilk also promote satiety and good gut health.

Key Points

  • Low in Calories: A cup of cultured buttermilk contains around 98-110 calories, significantly less than a cup of whole milk.

  • Low Fat Content: Buttermilk, especially cultured buttermilk, is lower in fat than whole milk because the fat is removed during the butter-making process.

  • Aids in Weight Management: The high protein and low-calorie nature of buttermilk can help you feel full, reducing overall calorie intake and supporting weight goals.

  • Rich in Probiotics: Buttermilk is a fermented product rich in beneficial bacteria, which promotes a healthy gut and aids in digestion.

  • Supports Bone Health: As a dairy product, buttermilk provides a good source of calcium and phosphorus, vital for maintaining strong bones.

  • Hydrating and Refreshing: With a high water and electrolyte content, buttermilk is an excellent hydrating beverage, especially after an intense workout or in hot weather.

  • Diabetes-Friendly: Buttermilk has a low glycemic index, and the natural sugars (lactose) are considered safe for people with diabetes, provided it doesn't contain added sugars.

In This Article

Unpacking the Nutritional Profile of Buttermilk

Buttermilk is a fermented dairy product that is often misunderstood, especially regarding its caloric content. The confusion primarily arises because there are two main types of buttermilk: traditional and cultured. Traditional buttermilk is the watery liquid left over after churning butter from cream, so it is naturally very low in fat and calories. The more common, commercially available cultured buttermilk is made by adding lactic acid bacteria to pasteurized milk, which thickens it and gives it a characteristic tangy flavor. Even this modern version remains a relatively low-calorie beverage, especially when compared to other dairy products like whole milk.

A standard one-cup (245 ml) serving of cultured buttermilk provides approximately 98 to 110 calories. This is considerably less than the approximately 150 calories found in a cup of whole milk. The fermentation process is key to buttermilk's nutritional benefits, as the bacteria break down the milk sugar (lactose), making it easier for some people with lactose intolerance to digest. In addition to being low in calories and fat, buttermilk is a good source of essential nutrients such as protein, calcium, potassium, and vitamin B12.

Buttermilk for Weight Management

For those focused on weight management, buttermilk presents a compelling option. Its low-calorie and low-fat profile means it can be enjoyed without significantly contributing to your daily caloric intake. The protein content also helps promote satiety, or a feeling of fullness, which can reduce cravings and the likelihood of overeating. Substituting higher-calorie, sugary drinks with a glass of buttermilk is an easy way to stay hydrated and keep your calorie count in check. When prepared simply with spices like cumin or ginger, it becomes a refreshing and healthy beverage. However, it is important to remember that buttermilk is not a miracle weight loss solution on its own. A balanced diet and regular exercise are still essential components of any effective weight management plan.

The Health Benefits of Buttermilk Beyond Calories

Beyond its low-calorie status, buttermilk offers a variety of health benefits. The probiotic content supports a healthy gut microbiome, which is crucial for digestion and overall wellness. These live cultures can help soothe stomach issues and improve bowel regularity. Buttermilk's calcium and phosphorus content also makes it beneficial for bone health, helping to prevent diseases like osteoporosis. Some studies have also suggested that consuming buttermilk can help lower blood cholesterol levels, which supports cardiovascular health. Buttermilk's hydrating properties, thanks to its high water and electrolyte content, make it an excellent choice for rehydration, especially in hot weather.

Buttermilk vs. Other Dairy Products: A Comparison

Buttermilk's nutritional advantages are best highlighted when compared to other common dairy products. Below is a comparison focusing on key nutritional aspects, based on approximately one-cup (245 ml) servings.

Nutritional Aspect Buttermilk (Cultured, Low-fat) Whole Milk Greek Yogurt (Plain, Nonfat)
Calories ~100 kcal ~150 kcal ~140-150 kcal
Fat ~2.2 g ~8 g Negligible (or <1g)
Protein ~8 g ~8 g ~15-20 g
Carbohydrates ~12 g ~12 g ~9 g
Lactose Content Lower (due to fermentation) Higher Lower (due to straining)
Probiotics Yes No Yes

This comparison table shows that while buttermilk is nutritionally similar to whole milk in terms of protein and carbs, its significantly lower fat and calorie count makes it a more diet-friendly option. Greek yogurt, while higher in calories, is also much higher in protein, which can lead to greater satiety. Ultimately, the right choice depends on individual dietary goals.

How to Incorporate Buttermilk into Your Diet

There are numerous ways to enjoy buttermilk beyond drinking it plain. It adds a delicious tangy flavor and tender texture to baked goods like pancakes, biscuits, and muffins. You can also use it as a base for creamy, low-fat salad dressings, marinades, or in soups. For a simple, refreshing drink, mix chilled buttermilk with spices like roasted cumin powder, salt, and mint. Buttermilk can also be used to create healthier versions of classic dishes like Southern fried chicken. Its versatility makes it an excellent ingredient for adding flavor and moisture without the extra fat and calories. For baking, you can even make a quick homemade version by adding a tablespoon of lemon juice or vinegar to a cup of milk and letting it sit for a few minutes.

Conclusion: The Final Verdict on Buttermilk Calories

To answer the question, "Does buttermilk have high calories?" the resounding answer is no. Both traditional and modern cultured buttermilk are relatively low in calories and fat, making them a healthy addition to a balanced diet. Its nutritional profile, including beneficial probiotics and essential nutrients, offers several health advantages, such as aiding digestion, supporting weight management, and boosting bone health. By understanding buttermilk's composition and exploring its many uses, you can confidently include this nutritious dairy product in your diet as a flavorful, low-calorie alternative to higher-fat dairy options.


Buttermilk is a nutritional powerhouse that supports digestion, hydration, and overall well-being with its low-calorie, probiotic-rich properties. You can learn more about its specific nutritional breakdown by visiting the Healthline guide to buttermilk: Is Buttermilk Good for You? Benefits, Risks, and Substitutes.


Frequently Asked Questions

No, buttermilk is not fattening. It is naturally low in fat and calories, making it a healthy option for those looking to manage their weight. Its protein content also helps promote a feeling of fullness.

One cup (245 ml) of cultured buttermilk typically contains around 98 to 110 calories.

Buttermilk is generally considered a healthier alternative to whole milk because it is lower in fat and calories while still providing essential nutrients. Additionally, the fermentation process makes it easier for some people with lactose intolerance to digest.

Buttermilk contains natural milk sugar (lactose), but the amount is relatively low. For example, a 245ml cup contains about 12 grams of sugar. It is a much better choice than many sugary drinks.

Yes, buttermilk is excellent for digestion. It contains probiotics, which are beneficial bacteria that promote a healthy gut flora and aid in digestive processes.

Traditional buttermilk is the thin, watery liquid left after churning butter and is very low in fat. Cultured buttermilk, which is more common today, is made by adding lactic acid bacteria to pasteurized milk, giving it a thicker texture and tangy taste.

Yes, drinking buttermilk can support weight loss goals. It's a low-calorie, hydrating beverage that can help curb hunger. However, it should be part of a balanced diet and active lifestyle for effective results.

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Medical Disclaimer

This content is for informational purposes only and should not replace professional medical advice.