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Unsweetened, with oat milk, low calorie
CALORIES · 100 G
GI
POTASSIUM · 100 G
FIBER · 100 G
1 cup (medium) of Unsweetened coffee with oat milk (240 g) has 43 calories. That works out to 18 calories per 100 g. It contains 5.5 g of carbs, 1.2 g of protein, 1.9 g of fat and 0.7 g of fiber. Its 0.2 mg of B2 covers 15% of the Daily Value. Its glycemic index is 28 (low), so it raises blood sugar slowly.
Selected: 1 cup (medium) · 240 g
43
KCAL / 240G
Carbs
5.5g
· 2% DV
Protein
1.2g
· 2% DV
Fat
1.9g
· 2% DV
Fiber
0.7g
· 3% DV
DV is the share of the daily value covered, on a 2,000 kcal reference diet.
Calories come from: Carbs 50% · Protein 11% · Fat 39%
| Nutrient | Amount | % DV |
|---|---|---|
| Calories | 43 kcal | |
| Total fat | 1.9 g | 2% |
| Saturated fat | 0.24 g | 1% |
| Trans fat | 0 g | |
| Sodium | 43 mg | 2% |
| Total carbohydrate | 5.5 g | 2% |
| Fiber | 0.7 g | 3% |
| Protein | 1.2 g | 2% |
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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| Serving | Amount | Calories |
|---|---|---|
| 1 cup (medium) | 240 g | 43 kcal |
| 1 piece (mini) | 30 g | 5 kcal |
| 1 serving (quarter) | 60 g | 11 kcal |
| 100 g | 100 g | 18 kcal |
| 1 serving (half) | 120 g | 22 kcal |
| 1 cup (small) | 180 g | 32 kcal |
| 1 bottle (medium) | 250 g | 45 kcal |
| 1 cup (large) | 350 g | 63 kcal |
Calculated from 18 calories per 100 g.
Yes, unsweetened coffee with oat milk contains caffeine from the coffee, not the oat milk. The amount varies with the coffee type, serving size, and brewing method, so the drink is not necessarily low-caffeine just because it has no added sugar.
Unsweetened coffee with oat milk can be a useful alternative to sweetened coffee drinks, but it is not caffeine-free or carbohydrate-free. Its nutritional profile also depends on the oat milk used, since products differ in ingredients and fortification.
Unsweetened coffee with oat milk does not cause weight loss on its own. Skipping sweetened syrups can keep the drink lighter than many café versions, but weight change depends on overall eating habits and energy intake.
It can: unsweetened coffee with oat milk still contains carbohydrates from the oat milk, which may affect blood sugar. If you have diabetes, the product and serving size matter; ask your clinician or dietitian for advice tailored to you.
Yes, the caffeine in unsweetened coffee with oat milk can make it harder to fall asleep or reduce sleep quality. If you are sensitive to caffeine, have it earlier in the day rather than close to bedtime.
Yes, unsweetened coffee with oat milk breaks a calorie-free intermittent-fasting window because the oat milk provides energy and carbohydrates. During the fasting period, stick to water or other drinks allowed by your fasting plan.
Oat milk can look curdled in unsweetened coffee with oat milk because of the coffee’s acidity or a sudden temperature change. Let very hot coffee cool slightly and pour the oat milk in gradually; barista-style oat milk may be more stable.
Brew your coffee, leave out the sugar, and stir in cold or warmed oat milk to make unsweetened coffee with oat milk. Add the milk gradually to hot coffee for a smoother blend, or chill the coffee first for an iced version.
Yes, you can drink unsweetened coffee with oat milk on an empty stomach. Coffee can nevertheless trigger heartburn, nausea, or jitters in some people; if that happens to you, try having it with food instead.
Yes, unsweetened coffee with oat milk works well as an iced drink. Cool the brewed coffee before pouring it over ice and adding cold oat milk; adding ice to hot coffee can dilute its flavor as it melts.
Vitamins
B2
0.19mg · 15% DV
B12
0.24µg · 10% DV
B3
0.72mg · 5% DV
B5
0.19mg · 4% DV
Minerals
Calcium
144mg · 14% DV
Manganese
0.19mg · 8% DV
Phosphorus
43mg · 6% DV
Potassium ⭐
204mg · 6% DV
Sodium
43mg · 2% DV
GLYCEMIC INDEX
GLYCEMIC LOAD
Accounts for portion size — a more realistic measure than GI alone.
To burn the 43 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.
Unsweetened coffee with oat milk combines brewed coffee with an oat-based drink, without added sugar. It is a contemporary variation on coffee rather than a traditional preparation tied to one particular cuisine; oat drinks have become a popular plant-based addition in cafés and at home.
The oat milk softens coffee’s bitterness and adds a mild, grain-like note. It can be served hot or poured over ice, and works well at breakfast or as an everyday café drink. With no added sugar, the coffee’s roasted flavour stays in the foreground. It is a light, low-calorie choice, providing 18 calories per 100 g. Choose a stronger brew if you like the coffee to stand out, or add ice for a cooler drink.
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.
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.
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.
No known major allergens
Vegan
✓ Suitable
Vegetarian
✓ Suitable
Gluten-Free
✓ Suitable
Dairy-Free
— Not suitable
Mediterranean
✓ Suitable
Paleo
— Not suitable
Whole30
— Not suitable
DASH
— Not suitable
Keto
— Not suitable
Low FODMAP
— Not suitable
SATURATED
0.24g
MONOUNSATURATED
0.48g
POLYUNSATURATED
0.58g
Omega 6:3 ratio 10.6:1
Above the ideal 4:1 (10.6:1).
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Nutrition data compiled from USDA FoodData Central and scientific sources.