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Green Tea Calories
Unsweetened, low-calorie antioxidant beverage
CALORIES
GI
POTASSIUM
FIBER
Green Tea Nutrition Facts
Selected: 100 g
1
KCAL / 100G
Carbs
0g
· 0%
Protein
0.2g
· 100%
Fat
0g
· 0%
Fiber
0g
Green Tea Vitamins & Minerals
Vitamins
B2
0.06mg · 5% DV
B1
0.01mg · 1% DV
B6
0.01mg · 1% DV
Vitamin A
0µg · 0% DV
Minerals
Selenium
0.3µg · 1% DV
Calcium
1mg · 0% DV
Iron
0mg · 0% DV
Magnesium
1mg · 0% DV
Green Tea Glycemic Index
GLYCEMIC INDEX
GLYCEMIC LOAD
Accounts for portion size — a more realistic measure than GI alone.
Is Green 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 Green Tea Contain Allergens?
No known major allergens
Which Diets Is Green 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
Green Tea Fat Profile
SATURATED
0g
MONOUNSATURATED
0g
POLYUNSATURATED
0g
Foods Similar to Green Tea
Green Tea — Frequently Asked Questions
Can I drink bagged green tea on an empty stomach?
Many people can, but it may cause nausea or stomach discomfort in sensitive individuals. If that happens, have it after a light meal instead.
Why does bagged green tea turn bitter?
It usually becomes bitter when brewed too long or with water that is too hot. Using slightly cooled hot water and a shorter steeping time gives a smoother cup.
Does adding lemon change anything about green tea?
Lemon can brighten the flavor and may help preserve some tea compounds. However, acidic drinks may bother people with sensitive stomachs.
Is bagged green tea a good substitute for coffee?
It can be for some people because it contains caffeine and may improve alertness. The effect is often felt as gentler than coffee.
Is it okay to drink bagged green tea at night?
Yes, but caffeine-sensitive people may find it affects sleep. If you are unsure, avoid it late in the evening and see how you respond.
Does green tea affect iron absorption?
Yes, compounds in tea can reduce the absorption of non-heme iron from plant foods. People at risk of iron deficiency may prefer to drink it between meals rather than with meals.
Does bagged green tea dehydrate you?
In moderate amounts, it usually does not cause meaningful dehydration and can still count toward fluid intake. Very high caffeine intake, however, may increase urination in some people.
Can I drink bagged green tea with milk?
You can, but milk changes the flavor noticeably and is less traditional for green tea. If you want the cleaner, more grassy taste, plain is usually better.
Can bagged green tea be made cold?
Yes, you can cold brew it or brew it hot and chill it later. Cold preparation often gives a milder, less astringent flavor.
Who should be careful with bagged green tea?
Most healthy adults can enjoy it, but people sensitive to caffeine, pregnant or breastfeeding individuals, and those taking certain medications should be more cautious. If you use medication regularly, check for tea-caffeine interactions with your clinician.
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Nutrition data compiled from USDA FoodData Central and scientific sources.