Calories in Unsalted Butter: Nutritional facts for Unsalted Butter Types

A 100g serving of unsalted butter provides 717 calories. A 100g serving of organic unsalted butter supplies 714 calories.

One kilogram (1000g) of unsalted butter supplies 7170 calories. One kilogram (1000g) of organic unsalted butter provides 7140 calories.

A single pat of unsalted butter (5g) contains 36 calories, 0.04g of protein, 4.1g of fat, 0g of carbohydrates, and 0.55mg of sodium. A single pat of organic unsalted butter (5g) provides 36 calories, 0g of protein, 3.9g of fat, 0g of carbohydrates, and 0mg of sodium.

A whole stick of unsalted butter (113g) provides 810 calories, 0.96g of protein (2% DV), 91.7g of total fat (118% DV), 0.07g of total carbohydrate (0% DV), 0g of dietary fiber (0% DV), 0.07g of total sugars (0% DV), and 12.4mg of sodium (1% DV). A whole stick of organic unsalted butter (113g) supplies 807 calories, 0g of protein (0% DV), 88.8g of total fat (114% DV), 0g of total carbohydrate (0% DV), 0g of dietary fiber (0% DV), 0g of total sugars (0% DV), and 0mg of sodium (0% DV).

One standard box of Challenge Unsalted Butter (453g) contains 3200 calories. One serving of Land O'Lakes Unsalted Butter (14g) contains 100 calories. A serving of Kerrygold Pure Irish Unsalted Butter (14g) provides 100 calories, whereas a serving of Plugrá European Style Unsalted Butter (14g) supplies 110 calories. 

Unsalted butter serves as a source of essential fatty acids and fat-soluble vitamins necessary for physiological maintenance. The lipid profile supports cellular function and nutrient absorption without the added sodium burden found in cured varieties. The list below highlights these specific physiological advantages.

• Enhances Nutrient Bioavailability: The fat content acts as a necessary vehicle for the absorption of fat-soluble vitamins A, D, E, and K. A study by Blaner, W. S., et al. (2016), "Vitamin A absorption, storage and mobilization," confirmed that dietary lipids are essential for the effective uptake and utilization of retinoids in the human body.
• Supports Digestive Health: The product contains butyrate, a short-chain fatty acid that provides energy to colon cells and maintains intestinal homeostasis. Research by Hamer, H. M., et al. (2008), "Review article: the role of butyrate on colonic function," established that butyrate possesses anti-inflammatory properties and strengthens the gut barrier.
• Provides Conjugated Linoleic Acid (CLA): The dairy fat supplies CLA, which modulates metabolism and immune function. A study by Dilzer, A., & Park, Y. (2012), "Implication of conjugated linoleic acid (CLA) in human health," demonstrated that this fatty acid influences body composition and cardiovascular markers.

Unsalted butter presents risks related to high saturated fat content and caloric density when consumed in large quantities. Nutritionists advise limiting intake to one tablespoon per day and choosing avocado oil as a lower-saturated fat alternative to mitigate potential risks. The table below shows specific negative health implications.

• Elevates LDL Cholesterol: High consumption of saturated fats raises low-density lipoprotein cholesterol levels, a risk factor for heart disease. Research by Siri-Tarino, P. W., et al. (2010), "Saturated fat, carbohydrate, and cardiovascular disease," indicated that reducing saturated fat intake correlates with improved cardiovascular outcomes in specific populations.
• Increases Caloric Load: The high energy density leads to a surplus of calories that the body stores as adipose tissue if not metabolized. A study by Hooper, L., et al. (2015), "Reduction in saturated fat intake for cardiovascular disease," noted that reducing animal fat consumption aids in weight management and cardiovascular stability.
• Risks Oxidative Stress: Improper storage or heating causes the oxidation of cholesterol and fatty acids. Research by Jacobson, M. S. (1987), "Cholesterol oxides in Indian ghee: possible cause of unexplained high risk of atherosclerosis," found that oxidized cholesterol products contribute to arterial damage.

Yes, unsalted butters are good for health because the fat supplies essential lipids and vitamins that support cardiovascular stability, digestive efficiency, and cognitive function. Cardiovascular health benefits from the presence of Vitamin K2 which regulates calcium deposition as explored by Gast, G. C., et al. (2009), "A high menaquinone intake reduces the incidence of coronary heart disease." Digestive health strengthens through the action of butyrate which maintains colonic homeostasis as confirmed by Hamer, H. M., et al. (2008), "Review article: the role of butyrate on colonic function." Cognitive function improves due to the efficient delivery of fats needed for neural maintenance as detailed in the study by Morris, M. C., et al. (2003), "Consumption of fats and risk of Alzheimer disease," which analyzes the complex relationship between dietary fats and brain health.

Energy values remain relatively consistent across solid blocks but shift drastically when air is incorporated or fat concentration increases. European-Style Cultured Butter contains the highest energy load per 100g due to the dense fat concentration of 82% or higher and lower moisture content. Standard Sweet Cream and Grass-Fed Butter offer a slightly reduced profile with 80% butterfat. Whipped Butter provides the lowest caloric density per volume as the incorporation of nitrogen or air expands the product, reducing the amount of fat present in a standard tablespoon serving compared to the solid blocks.

Yes, sodium in unsalted butter levels are significantly lower than salted butter because manufacturers add salt solely for flavor and preservation in the latter. Unsalted butter contains approximately 11mg of sodium per 100g, whereas salted butter contains roughly 643mg of sodium per 100g. This drastic difference makes the unsalted variety the preferred choice for baking and low-sodium diets to prevent excessive salt intake and allow for precise seasoning control.

European-style cultured butter with 82% to 86% butterfat stands as the superior choice for cooking and baking due to the lower moisture content and higher fat concentration. The reduced water content prevents gluten development in pastries, resulting in flakier crusts, while the higher fat content ensures a richer flavor and creamier texture in sauces. Brands like Kerrygold and Plugrá offer these high-fat varieties which produce better browning and structural integrity compared to standard American sweet cream butter containing only 80% fat. A study by O'Callaghan, T. F., et al. (2016), "Quality characteristics, chemical composition, and sensory properties of butter from cows on pasture versus indoor feeding systems," confirmed that high-fat, pasture-raised butter provides superior sensory qualities and oxidative stability.

The domestication of ruminant animals around 8000 BC marked the beginning of butter production, likely discovered accidentally when milk was agitated during transport. Ancient civilizations consumed the product in the fresh, unsalted state immediately after churning because the lack of salt made preservation impossible in warm climates. Salt became a common additive later to extend shelf life, making fresh unsalted butter a luxury item reserved for immediate consumption in cool climates or by the wealthy. French culinary codification in the 17th and 18th centuries cemented the status of unsalted butter as the preferred ingredient for cooking and baking to allow chefs complete control over the seasoning of complex dishes.