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Coffee (unsweetened) Calories
Zero calories, antioxidant source, unsweetened
CALORIES
GI
POTASSIUM
FIBER
Coffee (unsweetened) Nutrition Facts
Selected: 100 g
2
KCAL / 100G
Carbs
0g
· 0%
Protein
0.2g
· 100%
Fat
0g
· 0%
Fiber
0g
Coffee (unsweetened) Vitamins & Minerals
Vitamins
B3
0.3mg · 2% DV
B2
0.01mg · 1% DV
Folate
2µg · 1% DV
B5
0.02mg · 0% DV
Minerals
Magnesium
7mg · 2% DV
Potassium ⭐
49mg · 1% DV
Phosphorus
7mg · 1% DV
Sodium
2mg · 0% DV
Coffee (unsweetened) Glycemic Index
GLYCEMIC INDEX
GLYCEMIC LOAD
Accounts for portion size — a more realistic measure than GI alone.
Is Coffee (unsweetened) Processed?
NOVA 2
Minimally Processed
1. Unprocessed
2. Minimally Processed
3. Processed
4. Ultra-Processed
NOVA classifies foods into 4 groups by industrial processing. NOVA 1 (unprocessed) is the healthiest.
Does Coffee (unsweetened) Contain Allergens?
No known major allergens
Which Diets Is Coffee (unsweetened) Good For?
Vegan
✓ Suitable
Vegetarian
✓ Suitable
Gluten-Free
✓ Suitable
Dairy-Free
— Not suitable
Mediterranean
✓ Suitable
Paleo
✓ Suitable
Whole30
— Not suitable
DASH
— Not suitable
Keto
✓ Suitable
Low FODMAP
— Not suitable
Coffee (unsweetened) Fat Profile
SATURATED
0g
MONOUNSATURATED
0g
POLYUNSATURATED
0g
Foods Similar to Coffee (unsweetened)
Coffee (unsweetened) — Frequently Asked Questions
How many calories are in unsweetened coffee?
Unsweetened coffee has 2 calories per 100 g. Without added sugar or other additions, it is a very low-calorie beverage.
Does unsweetened coffee contain protein?
Unsweetened coffee provides 0.2 g of protein per 100 g. This is a very small amount of protein.
Does unsweetened coffee have carbohydrates?
Unsweetened coffee contains 0 g of carbohydrates per 100 g. When no sugar is added, it does not add carbohydrates to the diet.
Is unsweetened coffee keto-friendly?
Yes, unsweetened coffee is compatible with a keto diet. Its 0 g carbohydrate content makes it suitable for keto eating.
What is the glycemic index of unsweetened coffee?
Unsweetened coffee has a glycemic index of 0. This is consistent with its 0 g carbohydrate content.
Does unsweetened coffee raise blood sugar?
Based on the nutrition data, unsweetened coffee has 0 g of carbohydrates and a glycemic index of 0. It therefore does not provide a carbohydrate-based glycemic load.
Does unsweetened coffee contain fat?
Unsweetened coffee contains 0 g of fat per 100 g. It remains fat-free when consumed without additions such as milk, cream, or oils.
Is unsweetened coffee vegan and gluten-free?
Yes, unsweetened coffee is suitable for vegan and gluten-free diets. It is also compatible with vegetarian, pescatarian, paleo, Mediterranean, and flexitarian eating patterns.
Does unsweetened coffee contain fiber?
Unsweetened coffee contains 0 g of fiber per 100 g. It does not make a meaningful contribution to daily fiber intake.
Is unsweetened coffee minimally processed?
Unsweetened coffee is classified as minimally processed. It contains no added sugar and provides very few calories, with no carbohydrates or fat per 100 g.
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Nutrition data compiled from USDA FoodData Central and scientific sources.