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Espresso coffee (unsweetened) Calories
Strong-flavored, low-calorie, unsweetened coffee
CALORIES
GI
POTASSIUM
FIBER
Espresso coffee (unsweetened) Nutrition Facts
Selected: 100 g
1
KCAL / 100G
Carbs
0.2g
· 67%
Protein
0.1g
· 33%
Fat
0g
· 0%
Fiber
0g
Espresso coffee (unsweetened) Vitamins & Minerals
Vitamins
B2
0.08mg · 6% DV
B5
0.14mg · 3% DV
B3
0.28mg · 2% DV
B1
0.01mg · 1% DV
Minerals
Potassium ⭐
115mg · 3% DV
Magnesium
8mg · 2% DV
Phosphorus
7mg · 1% DV
Calcium
2mg · 0% DV
Espresso coffee (unsweetened) Glycemic Index
GLYCEMIC INDEX
GLYCEMIC LOAD
Accounts for portion size — a more realistic measure than GI alone.
Is Espresso 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 Espresso coffee (unsweetened) Contain Allergens?
No known major allergens
Which Diets Is Espresso 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
Espresso coffee (unsweetened) Fat Profile
SATURATED
0g
MONOUNSATURATED
0g
POLYUNSATURATED
0g
Foods Similar to Espresso coffee (unsweetened)
Espresso coffee (unsweetened) — Frequently Asked Questions
Can unsweetened espresso be drunk on an empty stomach?
Many people tolerate it fine, but in some it can worsen heartburn, acidity, or stomach discomfort. If you have a sensitive stomach, having it with water or after a small meal may feel better.
Is espresso better before or after a workout?
Espresso is more commonly used before training because caffeine may support alertness and perceived energy. After training it is still an option, but late intake can interfere with sleep, which matters for recovery.
Does unsweetened espresso dehydrate you?
Coffee can have a mild diuretic effect, but normal intake does not usually cause meaningful dehydration on its own. It is still sensible to drink water alongside it, especially in hot weather or after exercise.
How can I make espresso taste less bitter?
Bitterness often comes from over-extraction, water that is too hot, or coffee ground too fine. Fresher beans, proper grind size, and a shorter, controlled extraction usually give a smoother shot.
What happens if I add milk to unsweetened espresso?
Milk softens the flavor and can make espresso easier to drink. It also turns a nearly calorie-free shot into a more filling drink, with nutrition depending on the type and amount of milk used.
Is espresso healthier than drip coffee?
Neither is automatically healthier when both are consumed unsweetened; the main differences are concentration, serving size, and brewing style. Espresso gives a stronger coffee experience in a smaller volume, so total intake matters more than the format alone.
Can I drink espresso at night?
That depends on your caffeine sensitivity. For some people, evening espresso makes it harder to fall asleep or reduces sleep quality, so timing should match your tolerance.
Does espresso make you poop?
It can in some people, because coffee may stimulate bowel activity. The effect varies a lot, so not everyone notices it.
Can I store prepared espresso in the fridge?
You can refrigerate it briefly, but espresso is best consumed soon after brewing. Its aroma and flavor fade quickly once it sits.
Should anyone be careful with unsweetened espresso?
Yes. People who are sensitive to caffeine, pregnant, prone to palpitations or anxiety, or dealing with reflux or stomach irritation may need to limit it or get personalized advice.
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Nutrition data compiled from USDA FoodData Central and scientific sources.