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Oolong Tea Calories
Antioxidants, low calorie, contains caffeine
In season: Spring · Summer · Autumn · Winter
CALORIES
GI
POTASSIUM
FIBER
Quick answer
1 cup (medium) of Oolong Tea (240 g) has 2 calories. That works out to 1 calories per 100 g. It contains 0.5 g of carbs, 0.2 g of protein, 0 g of fat and 0 g of fiber. Its 0.5 mg of Manganese covers 21% of the Daily Value. Its glycemic index is 0 (low), so it raises blood sugar slowly.
What is Oolong Tea?
Oolong Tea is made from the leaves of the tea plant and has long-standing traditions in China and Taiwan. Its leaves are oxidised to varying degrees, placing oolong between green and black tea; that range gives different styles their own colour and aroma.
The flavour can be floral and fresh or deeper and lightly roasted, while the brewed tea is usually clear and smooth. It is commonly served hot and plain in its regions of origin, though it also works well chilled. Around the world, you can enjoy it without sugar as an everyday alternative to sweeter drinks. Plain Oolong Tea is very low in calories and contains caffeine, so choose an earlier cup if caffeine affects your sleep.
Oolong Tea Nutrition Facts
Selected: 100 g
1
KCAL / 100G
Carbs
0.2g
· 0% DV
Protein
0.1g
· 0% 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 67% · Protein 33% · Fat 0%
Oolong Tea Vitamins & Minerals
Vitamins
B2
0.02mg · 2% DV
B1
0.01mg · 1% DV
B6
0.01mg · 1% DV
Vitamin A
0µg · 0% DV
Minerals
Calcium
2mg · 0% DV
Iron
0mg · 0% DV
Magnesium
1mg · 0% DV
Zinc
0mg · 0% DV
How Nutritious Is Oolong Tea?
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.
Oolong Tea Glycemic Index
GLYCEMIC INDEX
GLYCEMIC LOAD
Accounts for portion size — a more realistic measure than GI alone.
How to Burn Off Oolong Tea
To burn the 1 calories in 100 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.
Is Oolong Tea 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 Oolong Tea Contain Allergens?
No known major allergens
Which Diets Is Oolong Tea 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
Oolong Tea Fat Profile
SATURATED
0g
MONOUNSATURATED
0g
POLYUNSATURATED
0g
Compare Oolong Tea
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Frequently Asked Questions About Oolong Tea
What is Oolong Tea?
Oolong Tea is a partially oxidized tea made from the leaves of the Camellia sinensis plant. Its oxidation and roasting can vary widely, giving it a broad range of flavours between the fresher character of green tea and the fuller character of black tea.
Does Oolong Tea have caffeine?
Yes, Oolong Tea contains caffeine. The amount varies with the tea variety, how much leaf you use, and how long you steep it. If caffeine affects you strongly, choose an earlier time of day to drink it.
What does Oolong Tea taste like?
Oolong Tea can taste floral, fruity, creamy, roasted, or woody, depending on how its leaves are processed. Lighter styles tend to have fresher aromas, while more heavily roasted styles taste richer and deeper.
How do you brew Oolong Tea?
Brew Oolong Tea with hot water that is not vigorously boiling, and steep it briefly at first to avoid a bitter cup. Adjust the steeping time to taste; whole-leaf varieties can often be infused more than once.
What is the difference between Oolong Tea and green or black tea?
Oolong Tea is partially oxidized, while green tea is processed to limit oxidation and black tea is more fully oxidized. Oolong therefore covers a wide flavour range, shaped by the degree of oxidation and, in some styles, roasting.
Can Oolong Tea help with weight loss?
Oolong Tea does not cause weight loss on its own. Unsweetened Oolong Tea can replace a higher-calorie drink, but that substitution—not a special fat-burning effect—is what may make it useful in a weight-management routine.
Can Oolong Tea keep you awake?
Yes, the caffeine in Oolong Tea can make it harder to fall asleep, particularly if you are sensitive to caffeine. If you notice disrupted sleep, drink it earlier in the day rather than close to bedtime.
Can you steep Oolong Tea leaves more than once?
Yes, many whole-leaf Oolong Teas can be steeped several times. The flavour changes with each infusion, so remove the leaves from the water after brewing instead of leaving them to become bitter.
Is Oolong Tea good for you?
Oolong Tea contains antioxidant compounds, and unsweetened tea is a low-calorie drink. Those are useful qualities, but Oolong Tea is not a treatment or a substitute for a varied diet.
Can you drink Oolong Tea on an empty stomach?
Yes, many people can drink Oolong Tea on an empty stomach, but its caffeine may cause nausea or stomach discomfort in some. If that happens to you, have it with food or after a meal.
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Nutrition data compiled from USDA FoodData Central and scientific sources.