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Antioxidant, low calorie, contains caffeine
In season: Spring · Summer · Autumn · Winter
CALORIES
GI
POTASSIUM
FIBER
1 cup (medium) of Green Tea (Brewed) (240 g) has 2 calories. That works out to 1 calories per 100 g. It contains 0.5 g of carbs, 0.5 g of protein, 0 g of fat and 0 g of fiber. Its 0.4 mg of Manganese covers 19% of the Daily Value. Its glycemic index is 0 (low), so it raises blood sugar slowly.
Brewed green tea is made by steeping the leaves of the tea plant in hot water. It has deep roots in China and is widely drunk across East Asia, where it may be served plain alongside meals or between them. For a gentler cup, use hot water that has cooled slightly from boiling and steep the leaves briefly; a long infusion can turn it bitter.
Its flavour is fresh and lightly grassy, with a delicate, sometimes pleasantly astringent finish. Green tea is very low in calories and contains natural caffeine, so it can be a lighter alternative to sweetened drinks while still offering a lift. Enjoy it plain, or add a slice of lemon; if you prefer a softer taste, shorten the steep rather than adding sugar.
Selected: 100 g
1
KCAL / 100G
Carbs
0.2g
· 0% DV
Protein
0.2g
· 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 50% · Protein 50% · Fat 0%
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Vitamins
B2
0.02mg · 2% DV
B1
0.01mg · 1% DV
B6
0.01mg · 1% DV
Vitamin C
0.3mg · 0% DV
Minerals
Manganese
0mg · 0% DV
Copper
0mg · 0% DV
Calcium
3mg · 0% DV
Potassium ⭐
9mg · 0% DV
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.
GLYCEMIC INDEX
GLYCEMIC LOAD
Accounts for portion size — a more realistic measure than GI alone.
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.
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
✓ Suitable
Whole30
— Not suitable
DASH
— Not suitable
Keto
✓ Suitable
Low FODMAP
— Not suitable
SATURATED
0g
MONOUNSATURATED
0g
POLYUNSATURATED
0g
Green tea does not cause weight loss on its own. Its caffeine and catechins may have a small effect on energy use, but that effect is limited. Replacing sweetened drinks with unsweetened green tea can help reduce overall calorie intake.
Green tea contains caffeine, though generally less than a similar serving of brewed coffee. The amount varies with the tea variety, leaf quantity, water temperature, and steeping time, so it is not caffeine-free even when it tastes mild.
The best time to drink green tea is earlier in the day if caffeine affects your sleep. It can be enjoyed between meals or with food, but drinking it alongside iron-rich plant foods may reduce how much iron your body absorbs.
Yes, green tea can interfere with sleep because it contains caffeine. How strongly it affects you varies, but people who are sensitive to caffeine should avoid it in the hours before bedtime or choose a caffeine-free drink instead.
Brew green tea with hot, not boiling, water and steep it briefly. Water around 70–80°C and a steep of roughly 2–3 minutes are a useful starting point; longer steeping or hotter water can draw out more bitterness.
Yes, but green tea on an empty stomach can cause nausea or stomach discomfort for some people. If it bothers you, drink it after eating or with a small snack rather than forcing yourself to have it before breakfast.
Yes, green tea contributes to fluid intake. Its caffeine can have a mild diuretic effect, but ordinary servings generally do not cancel out the fluid in the drink, especially for people who regularly consume caffeine.
Neither drink is automatically better for everyone. Green tea usually has less caffeine than brewed coffee and provides tea polyphenols, while both can be part of a balanced routine; your caffeine sensitivity and how you prepare each drink matter.
Yes, you can add milk to green tea, although it changes the delicate flavor and makes the drink creamier. Some people prefer green tea plain or with lemon, since milk can mask the tea’s grassy, lightly bitter notes.
Yes, green tea can reduce the absorption of non-heme iron, the form found in plant foods, when consumed with a meal. If you have iron deficiency or take iron supplements, ask a clinician about when to drink tea and take your supplement.
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Nutrition data compiled from USDA FoodData Central and scientific sources.