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Unsweetened iced coffee Calories
Low-calorie, sugar-free, caffeinated cold coffee
CALORIES
GI
POTASSIUM
FIBER
Unsweetened iced coffee Nutrition Facts
Selected: 100 g
2
KCAL / 100G
Carbs
0.3g
· 75%
Protein
0.1g
· 25%
Fat
0g
· 0%
Fiber
0g
Unsweetened iced coffee Vitamins & Minerals
Vitamins
B2
0.06mg · 5% DV
B3
0.5mg · 3% DV
Folate
2µg · 1% DV
Vitamin A
0µg · 0% DV
Minerals
Magnesium
3mg · 1% DV
Potassium ⭐
49mg · 1% DV
Calcium
2mg · 0% DV
Iron
0mg · 0% DV
Unsweetened iced coffee Glycemic Index
GLYCEMIC INDEX
GLYCEMIC LOAD
Accounts for portion size — a more realistic measure than GI alone.
Is Unsweetened iced 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 Unsweetened iced coffee Contain Allergens?
No known major allergens
Which Diets Is Unsweetened iced 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
Unsweetened iced coffee Fat Profile
SATURATED
0g
MONOUNSATURATED
0g
POLYUNSATURATED
0g
Foods Similar to Unsweetened iced coffee
Unsweetened iced coffee — Frequently Asked Questions
Does unsweetened iced coffee work the same way as hot coffee?
Its caffeine content depends on the coffee used and the serving size; serving it cold does not fundamentally change caffeine’s stimulant effect. Because it is easy to drink quickly, some people may feel the effects sooner.
Is unsweetened iced coffee good before a workout?
For people accustomed to caffeine, having it about 30–60 minutes before exercise may support focus and perceived effort. Avoid using it late in the day if caffeine interferes with your sleep.
Can unsweetened iced coffee affect sleep?
Yes. Caffeine can delay falling asleep and reduce sleep quality, especially in caffeine-sensitive people. Limiting it in the afternoon or evening is often helpful.
Does unsweetened iced coffee dehydrate you?
In usual amounts, coffee contributes to daily fluid intake and does not generally cause meaningful dehydration. Large caffeine intakes may increase urination or cause discomfort in some people, so drinking water alongside it is sensible.
Can you drink unsweetened iced coffee on an empty stomach?
Many people tolerate it well, but coffee can trigger heartburn, nausea, jitters, or stomach discomfort in others. If you have reflux, gastritis, or a sensitive stomach, try having it with food.
What changes if you add milk to unsweetened iced coffee?
Milk or a plant-based drink can make it creamier, but it also changes the drink’s energy and nutrient profile depending on the product. Sweetened creamers, flavored milks, and syrups can substantially change a plain iced coffee.
Is cold brew the same as an iced Americano?
No. Cold brew is steeped in cold water for an extended period, while an iced Americano is typically espresso diluted with water and served over ice. Cold brew often tastes smoother and less acidic, but caffeine varies by recipe and serving.
How long does homemade unsweetened iced coffee last in the fridge?
Plain homemade iced coffee is usually at its best for 1–2 days when stored covered in the refrigerator. Coffee with milk should be kept cold and consumed sooner because it spoils more easily.
Can you freeze unsweetened iced coffee?
Yes. Freeze it in ice-cube trays to chill drinks without watering them down. The flavor may become slightly dull after thawing, so use coffee ice cubes within a few weeks.
Who should be cautious with unsweetened iced coffee?
People who are caffeine-sensitive, pregnant or breastfeeding, or have heart rhythm concerns or uncontrolled blood pressure should discuss appropriate caffeine intake with a healthcare professional. It may also worsen anxiety, palpitations, tremor, or reflux in susceptible people.
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Nutrition data compiled from USDA FoodData Central and scientific sources.