Foods

Black Coffee Calories and Macros — Nutrition Facts per 1 cup (237g)

Black Coffee: 2 cal, 0.2g protein, 0g carbs, 0g fat per 1 cup (237g). Full nutrition breakdown, how black coffee fits common goals, and the fastest way to track it.

By Bento Bunny Team

A serving of black coffee — 1 cup (237g) — comes to 2 calories, with 0.2g of protein, 0g of carbs, and 0g of fat. Below is the complete USDA-sourced breakdown, plus how those numbers play with typical calorie and macro targets.

Black Coffee nutrition facts

NutrientPer 1 cup (237g)% Daily Value*
Calories2 kcal0%
Protein0.2 g0%
Carbohydrates0 g0%
Fat0 g0%
Saturated fat0 g0%
Fiber0 g0%
Sugar0 g
Sodium5 mg0%
Cholesterol0 mg0%
Potassium116 mg2%
Calcium5 mg0%
Iron0 mg0%
Vitamin C0 mg0%

*Percent Daily Values are based on a 2,000-calorie diet. Source: USDA FoodData Central.

Plain brewed coffee is essentially calorie-free. Everything you add — cream, sugar, syrups — is where the calories come from.

How does black coffee fit your goals?

With 0.2g of protein per 1 cup (237g), black coffee is a workhorse for anyone tracking macros for weight loss or muscle gain. Protein is the most satiating macro and the hardest to over-eat by accident, which is why high-protein foods anchor most successful cutting and recomposition plans. A single serving covers roughly 0% of a 150g daily protein target — the kind of number that adds up quickly when you build meals around it.

Diet-wise, black coffee fits keto, low-carb, and high-protein eating patterns.

How black coffee compares to other drinks

Food (per 100g)CaloriesProteinCarbsFat
Black Coffee10.1g0g0g
Green Tea10.2g0g0g
Diet Cola20.1g0.3g0g
Almond Milk (unsweetened)190.7g0.7g1.6g

Tracking black coffee in Bento Bunny

Logging foods like black coffee manually means digging through a database, picking the right entry, and adjusting the serving size — multiple taps per meal. With Bento Bunny's AI photo tracking, you snap one picture and the macros land in your daily total automatically. For black coffee specifically, the model recognises typical portion sizes well, so the numbers above will land within a few percent of what you'd get from manual weighing.

Related foods

Browse all drinks in the food database.

Black Coffee calories by serving size

ServingCaloriesProteinCarbsFat
1 cup (237g)20.2g0g0g
16 fl oz (473g)50.5g0g0g
100g10.1g0g0g

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Frequently Asked Questions

How many calories are in 1 cup (237g) of black coffee?
Black Coffee contains 2 calories per 1 cup (237g), made up of 0.2g of protein, 0g of carbohydrates, and 0g of fat.
How many calories are in 100g of black coffee?
Per 100g, black coffee comes to 1 calories, with 0.1g of protein, 0g of carbs, and 0g of fat (USDA FoodData Central).
How much protein is in black coffee?
A 1 cup (237g) serving of black coffee provides 0.2g of protein, which is roughly 0% of the FDA daily value of 50g.
Is black coffee good for weight loss?
Yes — black coffee is protein-dense (0.2g per 1 cup (237g) at only 2 calories), and high-protein foods are consistently linked to better satiety and fat-free mass retention during a calorie deficit. It's one of the easier foods to over-rely on without ill effect.
What's the easiest way to track black coffee?
Photo-based logging is the fastest path — apps like Bento Bunny identify black coffee and estimate portion size from a single picture, removing the need to search a database or weigh every serving.