Unsalted butter — sometimes called sweet cream butter — is made by churning fresh pasteurised cream until the fat separates from the buttermilk, with no salt added afterward. This makes it the preferred choice for baking, where precise control over salt content matters, and for cooking where its clean, pure dairy flavour is wanted without the seasoning salted butter provides. Unsalted butter has a shorter shelf life than salted butter, since salt acts as a natural preservative — a genuine practical reason bakers historically favoured it only for immediate use while salted butter served as the longer-keeping household staple. Nutritionally, butter is almost entirely fat, providing concentrated energy alongside meaningful fat-soluble vitamins A, D, E and K2, with negligible protein, carbohydrate or sodium. Adjust the slider for your serving size.
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Serving size:10g
72Calories (kcal)
0.0Carbs (g)
0.1Protein (g)
0.0Fibre (g)
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📊 Full nutrition facts — per 100g
Nutrient
Amount
% Daily value
Level
Calories
717 kcal
36%
Carbohydrates
0.1g
<1%
Protein
0.9g
2%
Total fat
81.1g
—
Saturated fat
51.4g
—
GI
0 — Zero
—
Vitamin A
684µg
76%
Vitamin D
1.5µg
15%
Vitamin E
2.3mg
15%
Vitamin K2
present
—
Calcium
24mg
2%
Sodium
11mg
—
Based on Australian NRV. Source: FSANZ Australian Food Composition Database.
📈 Glycaemic index (GI)
0
Glycaemic IndexLow GIUnsalted butter has a GI of approximately 0 — effectively zero. It is almost entirely fat, with only a trace of carbohydrate, so it has no meaningful effect on blood glucose regardless of how it's used.
0 · Low (<55)Medium (56–69)High (70+) · 100
💊 Key vitamins & minerals
Vitamin A
684µg/100g
76% RDI per 100g
Vitamin E
2.3mg
15% RDI per 100g
Vitamin D
1.5µg
15% RDI per 100g
GI
0 — Zero
Almost entirely fat
Sodium
11mg
No added salt
Fat
81.1g/100g
Concentrated dairy energy
✅ Health benefits
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Exceptionally high vitamin A — 76% of daily needs per 100g
Butter is one of the richest common dietary sources of preformed vitamin A (retinol), providing 684µg per 100g — a standard 10g pat delivers roughly 68µg, a meaningful contribution supporting vision, immune function and skin health from a small, everyday serving.
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Zero glycaemic impact — pure fat with negligible carbohydrate
At just 0.1g of carbohydrate per 100g, butter has an effective GI of zero, making it a genuinely neutral choice for blood glucose regardless of how much is used — the relevant nutritional considerations for butter relate to its fat content and calorie density, not glycaemic impact.
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Precise, controllable salt content for baking and cooking
Using unsalted butter gives cooks and bakers exact control over a recipe's total salt content — critical in baking, where salt affects gluten structure, yeast activity and overall flavour balance in ways that are difficult to predict if the butter's own salt content is unknown or varies by brand.
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Contains vitamin K2 — a nutrient concentrated in fermented and grass-based dairy fat
Butter, particularly from pasture-raised cattle, contains meaningful vitamin K2, a nutrient found in relatively few foods and important for directing calcium into bone tissue while supporting cardiovascular health. K2 content varies with the cows' diet, generally higher in butter from grass-fed or pasture-raised herds.
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⚠️ Who should limit or avoid
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Very high saturated fat — 51.4g per 100g
A 10g pat of butter provides approximately 5.1g of saturated fat, roughly a quarter of the daily recommended limit from a small serving. Because butter is used across so many dishes — spread on toast, melted into vegetables, used in baking and sauces — total daily intake across a full day's cooking and eating can add up considerably, warranting genuine portion awareness for people managing cardiovascular risk factors.
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Very calorie-dense — easy to underestimate total intake
At 717 kcal per 100g, butter is among the most calorie-dense foods in this entire guide. Because it's used in small amounts across many dishes rather than eaten as a standalone food, it's easy to underestimate cumulative daily intake, particularly with generous cooking use, pastry and baking.
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Contains trace lactose and milk protein — relevant for allergy, less so for intolerance
Butter contains only trace amounts of lactose and milk protein (most is removed with the buttermilk during churning), so most people with lactose intolerance tolerate butter without symptoms. However, people with a genuine cow's milk protein allergy should still exercise caution, as trace milk proteins can remain.
✅ For most healthy adults, butter used in typical cooking and spreading amounts is a genuinely useful source of fat-soluble vitamins A, D and E with zero glycaemic impact. Its very high saturated fat and calorie density mean portion awareness across a full day's use — not any single serving — is the main consideration for those managing cardiovascular risk.
⚕️ General nutritional information only — not a substitute for professional medical or dietary advice.
🛒 How to select & buy unsalted butter (sweet cream)
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Unsalted vs salted — when each matters
Unsalted (sweet cream) butter: essential for baking where salt content needs precise control, and preferred by many cooks for dishes where butter's pure dairy flavour should come through without added seasoning. Salted butter: better suited to everyday spreading and general cooking where the salt adds pleasant flavour and also extends shelf life. Many home cooks keep both on hand for their different roles.
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Cultured vs sweet cream butter
Sweet cream butter (the standard, most common type, reflected in this page's nutrition figures): made from fresh, uncultured cream, with a clean, straightforward dairy flavour. Cultured butter: made from cream that has been fermented with bacterial cultures before churning, similar in principle to yogurt or sour cream production, giving a more complex, slightly tangy flavour — increasingly available in Australia as a premium option, particularly favoured by pastry chefs for laminated doughs like croissants.
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Reading fat percentage and quality indicators
Standard butter is regulated to a minimum fat percentage (typically 80% in Australia), with the remainder being water and trace milk solids. Higher-fat 'European-style' or 'gourmet' butters (82-84% fat) have less water content, giving richer flavour and better performance in laminated pastry work. Colour naturally varies with the season and the cows' diet — deeper yellow generally reflects a higher beta-carotene intake from fresh pasture grazing.
🇦🇺 Australian tip: Unsalted butter is available at every Australian supermarket, with Western Star, Mainland, Lurpak (Danish import) and various regional dairy co-operative brands all offering unsalted options, typically priced $4-7 per 250g block. Australian butter production is concentrated in Victoria and Tasmania's strong dairy regions, both benefiting from reliable rainfall and quality pasture. For baking specifically, many Australian bakers and pastry chefs prefer European-style higher-fat butter (82%+) for laminated doughs like croissants and puff pastry, available at specialty grocers and better-stocked supermarkets.
🧊 Storage tips & shelf life
Refrigerator
2-3 weeks (shorter than salted butter)
Keep wrapped or in a sealed butter dish, away from strong odours
Unsalted butter has a shorter refrigerated shelf life than salted butter since it lacks salt's natural preservative effect — use within 2-3 weeks of opening for best quality. Butter readily absorbs odours from other foods in the fridge, so keep it well wrapped or in a sealed butter dish, away from strong-smelling items like onions or fish.
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Freezer
Up to 6-9 months
Wrap tightly in its original packaging plus foil or a freezer bag
Butter freezes very well — wrap tightly in its original packaging plus an additional layer of foil or a freezer-safe bag to prevent freezer burn and odour absorption. Thaw in the refrigerator before use. Many households buy butter in bulk when on special and freeze portions for later use, given how well it keeps frozen.
📖 About unsalted butter (sweet cream) — complete guide
Butter-making is an ancient practice, with evidence of butter production found across multiple early pastoral cultures including ancient India, the Middle East and Northern Europe, likely developed independently in different regions as people discovered that agitating or churning cream caused the fat to separate and clump together, forming a solid, storable dairy product distinct from fresh milk or cream. Early butter-making methods relied on simple agitation — shaking cream in an animal-skin bag or similar container while travelling, or using basic wooden churns — long before mechanised dairy processing existed. Unsalted butter specifically represents the more basic, traditional form of the product; salting butter as a specific technique to extend its keeping properties developed as a refinement once salt was available as a preservation tool, meaning unsalted butter in some sense represents butter in its most fundamental, original form before this later preservation innovation.
Australia's dairy industry, concentrated significantly in Victoria and Tasmania's high-rainfall pasture regions, has produced butter as a major dairy product since European settlement, historically representing one of colonial Australia's earliest significant dairy exports before the rise of other dairy product categories. Modern Australian butter production remains substantial, with major processors including Bega, Fonterra (through various brands) and Lactalis-owned Western Star supplying both domestic retail and export markets. The distinction between unsalted and salted butter in everyday Australian household use has remained fairly stable over recent decades — unsalted butter is specifically sought out primarily for baking purposes by home bakers and professional pastry chefs, while salted butter remains the more commonly purchased everyday table and cooking butter for the majority of Australian households, reflecting the practical division of roles between the two that developed from their different preservation and flavour properties.
⚖️ Compare unsalted butter (sweet cream) to similar dairy foods
💡 Interesting facts about unsalted butter (sweet cream)
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Butter-making likely developed independently in multiple ancient pastoral cultures, discovered when agitated cream unexpectedly separated into solid fat and liquid buttermilk
Archaeological and historical evidence suggests butter-making emerged independently across several early pastoral societies, including ancient India, parts of the Middle East and early Northern European cultures, most likely discovered when cream carried or stored in animal-skin containers was agitated by movement — walking, riding, or travel — causing the fat globules within the cream to clump together and separate from the liquid buttermilk. This same basic physical principle, mechanical agitation causing fat separation, remains the foundation of all butter-making today, whether using traditional wooden churns or modern industrial equipment.
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The word 'butter' has ancient Greek origins, tracing through Latin to describe what Greeks may have regarded as an unusual foreign food associated with less 'civilised' pastoral peoples
The English word 'butter' derives from the Latin 'butyrum', itself borrowed from the ancient Greek 'boutyron' (roughly translating to 'cow cheese'). Notably, ancient Greek and Roman writers generally regarded butter as a foreign food associated with the pastoral peoples of Northern Europe and Scythia rather than as a Mediterranean dietary staple, with olive oil serving that role in classical Mediterranean cuisine instead — a cultural and culinary distinction between olive-oil-based Southern European cooking and butter-based Northern European cooking that persisted for many centuries and remains detectable in regional European cuisines today.
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Salting butter as a specific preservation technique developed as a refinement of the more basic, original unsalted form
While the exact historical timeline is difficult to pin down precisely, food historians generally understand that basic butter-making (producing what we would now call unsalted butter) predates the specific practice of adding salt as a deliberate preservation technique, since salt itself needed to be available as a valued, sometimes expensive, trade commodity before it could be routinely used this way. This means, in a genuine historical sense, plain unsalted butter represents dairy fat in something closer to its original, most basic processed form, with salted butter as a later practical refinement developed specifically to extend the product's usable shelf life in the era before refrigeration existed.
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Professional pastry chefs strongly prefer unsalted, higher-fat European-style butter specifically for laminated doughs like croissants and puff pastry
The specific technique of lamination — folding butter into layers of dough repeatedly to create the many thin, flaky layers characteristic of croissants and puff pastry — places particular demands on the butter used, favouring unsalted butter (for precise recipe salt control) with a higher fat content and lower water content than standard butter, since excess water in the butter can interfere with proper layer formation during the folding and rolling process. This specific technical requirement is why 'European-style' butter, typically 82% fat or higher compared to standard butter's 80%, has become particularly associated with serious home and professional pastry baking.
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Butter was among colonial Australia's earliest significant dairy exports, well before other now-major Australian dairy product categories developed export significance
Australian dairy farming, established relatively early in the colonial period particularly in Victoria and later Tasmania, developed butter production as one of the colony's earliest significant dairy export products, leveraging the relatively straightforward preservation and shipping properties of salted butter specifically for the long sea voyage to export markets in the era before refrigerated shipping became widely available. This early export-oriented butter industry helped establish Victoria and Tasmania's continuing status today as Australia's most significant dairy farming regions, a position they've maintained even as the specific product mix of Australian dairy exports has diversified considerably since those early colonial exporting days.