Part of the data ring
FuelFacts
Dairy and Egg ProductsPlate 0400 of 1799

Calories in
butter oil, anhydrous

876 kcal per 100 g Butter oil, anhydrous contains 876 calories per 100 grams, or about 112 calories per tbsp. Per 100 g it provides 0.3 g protein, 0.0 g carbohydrate and 99.5 g fat.

By calories that splits 0% carbohydrate, 0% protein, 100% fat — dissected below.

SOURCE·USDA SR Legacy·FDC 173412·REVIEWED JUL 2026

Energy anatomy — per 100 g Plate 0400 of 1799
100% 0 219 438 657 876 kcal
Protein 0.3 g × 4 kcal/g 1 kcal · <1%
Fat 99.5 g × 9 kcal/g 895 kcal · 100%
Shorthand total Atwater 4 · 4 · 9 896 kcal
As published by USDA food-specific factors 876 kcal

The 4·4·9 shorthand adds to 896 kcal; USDA publishes 876 kcal+20 kcal, 2.3% apart. That gap is expected, not an error: USDA derives energy with food-specific factors and, for many items, discounts the fibre that the shorthand still counts at four. The published figure is the better one, so the axis above is scaled to it and the shares are what the shorthand is genuinely good at.

SourceUSDA FoodData Central, SR LegacyFDC 173412retrieved 2026-07

Per 100 g876kcal
Per tbsp112kcal · 12.8 g
Protein0.3g per 100 g
Walk it off23minutes walking
Proteingrams
Carbsgrams
Fatgrams
Walk it offmin at 70 kg

How this is worked out

  1. USDA measures every nutrient per 100 g of edible portion. That row is published here unchanged — nothing is rounded up, smoothed or "adjusted".
  2. The energy figure is USDA's own, derived with food-specific factors. This site never computes the calorie count it publishes.
  3. The Atwater shorthand 4 · 4 · 9 is applied to the protein, carbohydrate and fat grams only to split that energy into shares — and where the shorthand disagrees with the published figure, the gap is printed rather than hidden.
  4. A serving is a straight proportional conversion of the per-100 g row, using USDA's own household measures for the grams.
  5. The walking figure uses MET 4.0 at 70 kg, the same equation the sister site publishes.
per serving   = per 100 g × serving grams ÷ 100
energy shares = 4·P + 4·C + 9·F      (P, C, F in grams)
walk minutes  = kcal ÷ (4.0 × 3.5 × 70 ÷ 200)

Full data & method →

Calories in a typical serving

Per-100 g figures are useful for comparison but nobody eats 100 g of anything on purpose. These are the USDA's own household measures.

ServingGramsCaloriesProteinCarbsFat
1 tbsp12.8 g 112 0.0 g0.0 g12.7 g
1 cup205.0 g 1,796 0.6 g0.0 g203.9 g

SOURCE·USDA SR Legacy·REVIEWED JUL 2026

Full nutrition, per 100 g and per tbsp

NutrientPer 100 gPer tbsp
Energy876 kcal112 kcal
Protein0.3 g0.0 g
Total fat99.5 g12.7 g
Saturated fat61.9 g7.9 g
Carbohydrate0.0 g0.0 g
Fibre0.0 g0.0 g
Sugars0.0 g0.0 g
Sodium2.0 mg0.3 mg
Potassium5.0 mg0.6 mg
Calcium4.0 mg0.5 mg
Iron0.0 mg0.0 mg
Vitamin C0.0 mg0.0 mg
Vitamin A840.0 µg107.5 µg
Cholesterol256.0 mg32.8 mg
Water0.2 g0.0 g

A dash means the nutrient was not measured for this item, which is not the same as zero.

SOURCE·USDA SR Legacy·FDC 173412·REVIEWED JUL 2026

How butter oil, anhydrous compares

Among the 72 dairy and egg products items on this site, butter oil, anhydrous ranks 2 of 72 by calorie density, against a category average of 309 kcal per 100 g — so it is about 183% more calorie-dense than typical for its group.

It carries 0 g of protein per 100 calories, so it is not a meaningful protein source.

To burn off one tbsp (112 kcal), a 70 kg adult would walk for roughly 23 minutes — see the walking calculation on our sister site, or pick a different activity. Treat that as a sense of scale rather than a rule: eating and moving are not a simple ledger.

SOURCE·USDA SR Legacy·REVIEWED JUL 2026

A reference table describes the average butter oil, anhydrous. Yours was grown somewhere, picked at some ripeness, and cooked by you.

Questions this entry settles

How many calories are in butter oil, anhydrous?

Butter oil, anhydrous contains 876 calories per 100 g, which works out to about 112 calories per tbsp. It also provides 0.3 g of protein, 0.0 g of carbohydrate and 99.5 g of fat per 100 g.

What is the macro breakdown of butter oil, anhydrous?

By calories, butter oil, anhydrous is roughly 0% carbohydrate, 0% protein and 100% fat. That makes it a predominantly fat-based food.

How long does it take to burn off a tbsp?

About 23 minutes of ordinary walking for a 70 kg adult (MET 4.0). That is a rough guide for scale, not a prescription — appetite and activity interact in ways a simple subtraction does not capture.

Is this figure exact for the butter oil, anhydrous I bought?

No. These are USDA reference values, averaged across samples. Real foods vary with variety, ripeness, growing conditions, cut, brand and how they were cooked — 10–20% either way is normal. Use them for planning, not precision.

Source: USDA FoodData Central, SR Legacy — public domain, reviewed JUL 2026. Full USDA description: "Butter oil, anhydrous". General information only — not medical or nutrition advice. Values are averages for a food type and vary by brand, ripeness and preparation.

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Amit Sharma

Auckland real-estate agent and marketer. Builds free, sourced data tools.