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Plain green tea Calories
Antioxidant source, zero calories, contains caffeine
CALORIES
GI
POTASSIUM
FIBER
Plain green tea Nutrition Facts
Selected: 100 g
1
KCAL / 100G
Carbs
0.2g
· 50%
Protein
0.2g
· 50%
Fat
0g
· 0%
Fiber
0g
Plain green tea Vitamins & Minerals
Vitamins
B2
0.02mg · 2% DV
B1
0.01mg · 1% DV
B3
0.1mg · 1% DV
B6
0.01mg · 1% DV
Minerals
Calcium
3mg · 0% DV
Iron
0mg · 0% DV
Magnesium
1mg · 0% DV
Zinc
0mg · 0% DV
Plain green tea Glycemic Index
GLYCEMIC INDEX
GLYCEMIC LOAD
Accounts for portion size — a more realistic measure than GI alone.
Is Plain 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 Plain green tea Contain Allergens?
No known major allergens
Which Diets Is Plain 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
Plain green tea Fat Profile
SATURATED
0g
MONOUNSATURATED
0g
POLYUNSATURATED
0g
Foods Similar to Plain green tea
Plain green tea — Frequently Asked Questions
How do you brew plain green tea without making it bitter?
Use hot water that has cooled slightly rather than boiling water, and steep it briefly. Over-steeping releases more tannins, which can make the tea taste bitter and astringent.
Can drinking green tea on an empty stomach upset your stomach?
It can cause nausea, heartburn, or stomach discomfort in some people, particularly when it is strong. If this happens, drink it with food or after a meal instead.
Does green tea interfere with iron absorption?
Yes. Its polyphenols can reduce absorption of non-heme iron, the type found in plant foods. People with low iron should avoid having it with iron-rich meals or iron supplements.
Is green tea a good alternative to coffee?
It can be a useful alternative for people who want a gentler caffeinated drink. It still contains caffeine, so those who are sensitive should watch both serving size and timing.
Is it okay to drink green tea at night?
It may interfere with sleep in caffeine-sensitive people, even if it feels less stimulating than coffee. Choose it earlier in the day or use decaffeinated green tea if evening drinks affect your sleep.
Is adding lemon to green tea beneficial?
Lemon adds flavor and provides vitamin C. It does not fully cancel green tea's effect on plant-based iron absorption, so timing the tea away from iron-rich meals is still sensible.
Should green tea be drunk immediately after meals?
It is better not to drink it right after meals rich in plant-based iron, such as beans, lentils, leafy greens, or whole grains. Having it between meals is a practical option.
How long does brewed green tea keep in the refrigerator?
Store cooled tea in a covered container in the refrigerator and drink it soon for the best flavor. Its taste becomes duller over time, and it should not be left at room temperature for extended periods.
Does green tea cause weight loss?
Green tea alone does not produce meaningful, lasting weight loss. It can support a calorie-conscious routine when consumed unsweetened in place of sugary drinks.
Who should be careful with green tea?
People with caffeine sensitivity, iron deficiency, reflux, or a sensitive stomach may need to limit it or adjust when they drink it. During pregnancy, breastfeeding, or regular medication use, ask a healthcare professional about total caffeine intake and possible interactions.
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Nutrition data compiled from USDA FoodData Central and scientific sources.