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Instant coffee, unsweetened Calories
Unsweetened, low calorie, source of caffeine
CALORIES
GI
POTASSIUM
FIBER
Instant coffee, unsweetened Nutrition Facts
Selected: 100 g
250
KCAL / 100G
Carbs
38g
· 71%
Protein
15g
· 28%
Fat
0.2g
· 1%
Fiber
0g
Instant coffee, unsweetened Vitamins & Minerals
Vitamins
B3
28mg · 175% DV
B2
0.5mg · 38% DV
B5
0.36mg · 7% DV
Folate
8µg · 2% DV
Minerals
Manganese
4mg · 174% DV
Potassium ⭐
3900mg · 115% DV
Magnesium
327mg · 78% DV
Phosphorus
370mg · 53% DV
Instant coffee, unsweetened Glycemic Index
GLYCEMIC INDEX
GLYCEMIC LOAD
Accounts for portion size — a more realistic measure than GI alone.
Is Instant coffee, 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, unsweetened Contain Allergens?
No known major allergens
Which Diets Is Instant 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
Instant coffee, unsweetened Fat Profile
SATURATED
0.1g
MONOUNSATURATED
0.02g
POLYUNSATURATED
0.02g
Foods Similar to Instant coffee, unsweetened
Instant coffee, unsweetened — Frequently Asked Questions
How can unsweetened instant coffee be made less bitter?
Use hot water that has rested briefly rather than aggressively boiling water, and avoid using more powder than needed. Dissolving the coffee in a small amount of water first can also give a smoother cup.
Why does instant coffee sometimes taste stale or flat?
Its aroma fades after exposure to air, heat, light, and especially moisture. Keeping the jar tightly sealed and using a dry spoon helps preserve flavor.
Should instant coffee be stored in the fridge or freezer?
A cool, dry cupboard is usually the best place. Refrigeration or freezing can create condensation when the container is opened, which may make the granules clump.
Is instant coffee less healthy than filter coffee?
Neither is automatically the healthier choice for everyone. Instant coffee is more processed and tastes different, while both can provide caffeine and coffee-derived compounds when consumed without excessive sugar or creamers.
Does boiling water destroy the caffeine in instant coffee?
No, caffeine is relatively heat-stable at normal drink-preparation temperatures. Very hot water may change the perceived flavor, but it does not meaningfully remove the caffeine.
Is unsweetened instant coffee useful before a workout?
Its caffeine may improve alertness and exercise performance for some people. Those prone to jitters, palpitations, or stomach upset may do better with a smaller serving or a different timing.
Can drinking instant coffee in the afternoon affect sleep?
Yes. Caffeine can linger for hours and may delay sleep or reduce sleep quality, even when you do not feel especially stimulated.
Does black instant coffee cause dehydration?
For most regular coffee drinkers, moderate coffee intake still contributes to daily fluid intake. It is not a substitute for water, particularly in hot weather or during heavy exercise.
What can you add to unsweetened instant coffee without masking the coffee flavor?
A splash of milk or an unsweetened plant drink can soften bitterness, while cinnamon or vanilla can add aroma without sugar. Choose additions based on taste and any digestive tolerance issues.
Who should be cautious with unsweetened instant coffee?
People with caffeine sensitivity, anxiety, insomnia, reflux, heart rhythm symptoms, or poorly controlled blood pressure may notice unwanted effects. Pregnant people and those taking certain medicines should follow individualized medical guidance on caffeine.
Have another question about Instant coffee, unsweetened?
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Nutrition data compiled from USDA FoodData Central and scientific sources.