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Diet coffee Calories
Sugar-free, low-calorie coffee
CALORIES
GI
POTASSIUM
FIBER
Diet coffee Nutrition Facts
Selected: 100 g
2
KCAL / 100G
Carbs
0.3g
· 60%
Protein
0.2g
· 40%
Fat
0g
· 0%
Fiber
0g
Diet coffee Vitamins & Minerals
Vitamins
B2
0.02mg · 2% DV
B3
0.3mg · 2% DV
B1
0.01mg · 1% DV
B5
0.05mg · 1% DV
Minerals
Magnesium
3mg · 1% DV
Potassium ⭐
49mg · 1% DV
Calcium
2mg · 0% DV
Iron
0mg · 0% DV
Diet coffee Glycemic Index
GLYCEMIC INDEX
GLYCEMIC LOAD
Accounts for portion size — a more realistic measure than GI alone.
Is Diet coffee 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 Diet coffee Contain Allergens?
No known major allergens
Which Diets Is Diet coffee 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
Diet coffee Fat Profile
SATURATED
0g
MONOUNSATURATED
0g
POLYUNSATURATED
0g
Foods Similar to Diet coffee
Diet coffee — Frequently Asked Questions
Is diet coffee actually different from regular coffee?
Usually the main difference is that it is served without sugar or with low-calorie sweeteners. The coffee itself is often similar, but the flavor and ingredient list depend on the blend and what has been added.
Can you drink diet coffee on an empty stomach?
Many people can, but it may trigger nausea, acidity, or stomach discomfort in sensitive individuals. If that happens, having it with or after food is often easier to tolerate.
Can diet coffee affect sleep if you drink it at night?
Yes, its caffeine can make it harder to fall asleep or reduce sleep quality. People who are caffeine-sensitive usually do better limiting it later in the day.
Is diet coffee better before or after a workout?
For most people, it makes more sense before exercise because caffeine may improve alertness and perceived energy. After training, coffee alone is not enough for recovery and is better paired with a meal or snack.
Does diet coffee count as water?
It contributes to fluid intake, but it should not replace water entirely. Water should still be your main source of hydration.
Does adding milk make diet coffee no longer 'diet'?
Not automatically, but milk, cream, syrups, and sugar change the overall nutrition profile. Sweetened add-ins can turn a very light drink into a much richer one.
Does diet coffee really suppress appetite?
Not in a reliable or lasting way. Caffeine may reduce appetite briefly in some people, but it is not a dependable long-term satiety strategy.
Who should be careful with diet coffee?
People with reflux, anxiety, palpitations, or strong caffeine sensitivity may notice worse symptoms after drinking it. Pregnant individuals and those advised to limit caffeine should also be cautious.
How should diet coffee be stored to keep it fresh?
Dry coffee mixes keep best in a cool, dry place away from light, with the package tightly sealed. Moisture and air can dull the aroma and cause clumping.
What should you pair with diet coffee for a more balanced snack or breakfast?
It pairs better with foods that provide protein or fiber, such as yogurt, eggs, oats, cheese, or nuts. That combination is usually more satisfying than coffee on its own.
Have another question about Diet coffee?
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Nutrition data compiled from USDA FoodData Central and scientific sources.