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Instant coffee, black, unsweetened Calories
Very low calorie, unsweetened black coffee
CALORIES · 100 G
GI
POTASSIUM · 100 G
FIBER · 100 G
Quick answer
1 cup (medium) of Instant coffee, black, unsweetened (240 g) has 5 calories. That works out to 2 calories per 100 g. It contains 0 g of carbs, 0.3 g of protein, 0 g of fat and 0 g of fiber. Its glycemic index is 0 (low), so it raises blood sugar slowly.
Instant coffee, black, unsweetened Nutrition Facts
Selected: 1 cup (medium) · 240 g
5
KCAL / 240G
Carbs
0g
· 0% DV
Protein
0.3g
· 1% DV
Fat
0g
· 0% DV
Fiber
0g
· 0% DV
DV is the share of the daily value covered, on a 2,000 kcal reference diet.
Calories come from: Carbs 0% · Protein 100% · Fat 0%
Instant coffee, black, unsweetened nutrition facts table · 1 cup (medium) (240 g)
| Nutrient | Amount | % DV |
|---|---|---|
| Calories | 5 kcal | |
| Total fat | 0 g | 0% |
| Saturated fat | 0.02 g | 0% |
| Trans fat | 0 g | |
| Sodium | 4.8 mg | 0% |
| Total carbohydrate | 0 g | 0% |
| Fiber | 0 g | 0% |
| Protein | 0.3 g | 1% |
Calories: Calories measure energy. Average daily need is 2,000 kcal. Excess calories are stored as fat, too few cause weight loss.
Carbs: Your body's primary energy source. The brain runs exclusively on carbs. Daily need: 275g.
Protein: Essential for muscle repair and cell growth. Daily need: 50g. Keeps you full and boosts metabolism.
Fat: Needed for hormone production and vitamin absorption. Daily need: 78g. Limit saturated fats, choose unsaturated.
Fiber: Critical for digestive health and satiety. Daily need: 28g. Stabilizes blood sugar, lowers cholesterol.
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How Many Calories in 1 Cup of Instant coffee, black, unsweetened?
| Serving | Amount | Calories |
|---|---|---|
| 1 cup (medium) | 240 g | 5 kcal |
| 1 teaspoon (whole) | 2 g | 0 kcal |
| 2 teaspoon (double) | 4 g | 0 kcal |
| 1 tablespoon (whole) | 6 g | 0 kcal |
| 1 ounce (whole) | 30 g | 1 kcal |
| 100 g | 100 g | 2 kcal |
| 1 cup (small) | 180 g | 4 kcal |
| 1 serving (medium) | 240 g | 5 kcal |
| 1 cup (large) | 350 g | 7 kcal |
Calculated from 2 calories per 100 g.
Frequently Asked Questions About Instant coffee, black, unsweetened
Does black, unsweetened instant coffee contain caffeine?
Yes, black, unsweetened instant coffee contains caffeine. The amount varies by brand and by how much powder you use, so a stronger cup made with extra granules will usually provide more.
Does black, unsweetened instant coffee dehydrate you?
No, drinking it in customary amounts does not usually dehydrate you. Caffeine can have a mild diuretic effect, but black, unsweetened instant coffee still contributes fluid; drink water when you are thirsty.
Does black, unsweetened instant coffee break an intermittent fast?
Usually, plain black, unsweetened instant coffee is treated as compatible with a calorie-free intermittent fast. However, fasting rules differ, and adding milk, sugar, or other ingredients changes the drink.
Can black, unsweetened instant coffee affect sleep?
Yes, caffeine in black, unsweetened instant coffee can make it harder to fall asleep or reduce sleep quality, especially if you are sensitive to caffeine. Avoid it later in the day if you notice this effect.
How do you make black, unsweetened instant coffee?
Put the instant coffee granules in a cup, add hot water, and stir until they dissolve. Adjust the amount of coffee to taste; it needs no sugar or milk to be served black.
Is black, unsweetened instant coffee real coffee, and how is it made?
Yes, it is made from brewed coffee. The brewed liquid is concentrated and dried into soluble granules or powder, which dissolve again when you add water; drying methods vary by product.
Is black, unsweetened instant coffee stronger than brewed coffee?
Not necessarily. Caffeine depends on the product, how much instant coffee you use, and the serving size; a cup of brewed coffee can contain more or less caffeine than a cup of instant coffee.
Can black, unsweetened instant coffee cause heartburn on an empty stomach?
Yes, it can trigger heartburn or stomach discomfort in some people, particularly when they drink coffee before eating. If that happens, try having it with food or choose a different drink.
Can you drink black, unsweetened instant coffee during pregnancy?
You may be able to include it, but caffeine intake should be limited during pregnancy, and the amount in instant coffee varies. Ask your doctor or dietitian how much caffeine is appropriate for you.
How should you store black, unsweetened instant coffee after opening?
Keep black, unsweetened instant coffee in a tightly sealed container in a cool, dry place. Moisture can make the granules clump and weaken their aroma, so use a dry spoon and close the container promptly.
Instant coffee, black, unsweetened Vitamins & Minerals
Vitamins
B3
0.6mg · 4% DV
B2
0.03mg · 2% DV
Folate
2.4µg · 1% DV
B1
0mg · 0% DV
Minerals
Potassium ⭐
118mg · 3% DV
Copper
0.02mg · 2% DV
Magnesium
7.2mg · 2% DV
Manganese
0.02mg · 1% DV
Sodium
4.8mg · 0% DV
Instant coffee, black, unsweetened Glycemic Index
GLYCEMIC INDEX
GLYCEMIC LOAD
Accounts for portion size — a more realistic measure than GI alone.
How to Burn Off Instant coffee, black, unsweetened
To burn the 5 calories in 1 cup (medium) (240 g):
🚶
Walking (5 km/h)
🏃
Running (8 km/h)
🚴
Cycling
🏊
Swimming
Times are calculated with the MET equation for a 70 kg adult. Actual burn varies with your weight, age and pace.
What is Instant coffee, black, unsweetened?
Instant coffee, black, unsweetened is made by brewing roasted coffee beans and drying the brew into soluble granules or powder. Stir it into hot water for a quick cup, with no sugar or milk added; the flavour varies with the coffee used, but is usually roasty and pleasantly bitter.
It is an easy everyday option at breakfast or during a work break, and can also be chilled for an iced coffee. With just 2 calories per 100 g in the table, it contributes very little energy when served plain. Adjust the strength with more or less water, or add milk if you prefer a softer taste—though that changes the drink’s nutrition.
How Nutritious Is Instant coffee, black, unsweetened?
Nutrient density
Low
How many vitamins, minerals and how much fiber this food carries per calorie. A high score means a lot of nutrition for few calories.
Satiety score
Medium
An EatBetter score computed from fiber, protein and calorie density. A high score means staying full longer on the same calories.
Both scores are calculated per 100 g and do not change with the selected portion. The satiety score is EatBetter's own calculation, not a clinical measure.
Is Instant coffee, black, unsweetened Processed?
NOVA 3
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 Instant coffee, black, unsweetened Contain Allergens?
No known major allergens
Which Diets Is Instant coffee, black, 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
Instant coffee, black, unsweetened Fat Profile
SATURATED
0.02g
MONOUNSATURATED
0g
POLYUNSATURATED
0g
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Nutrition data compiled from USDA FoodData Central and scientific sources.