Black Tea
Fully oxidised tea leaves; the world's most consumed prepared drink after water.

Nutrition per 100 g
Standardised to 100 g of black tea for fair comparison. Typical serving: 240 ml (240 g) — 2 kcal per 240 g serving.
| Nutrient | Per 100 g | Per serving (240 g) | Per 100 kcal |
|---|---|---|---|
| Energy | 1 kcal | 2 kcal | 100 kcal |
| Protein | 0 g | 0 g | 0 g |
| Carbohydrate | 0.2 g | 0.5 g | 25 g |
| Fat | 0 g | 0 g | 0 g |
| Fibre | 0 g | 0 g | 0 g |
Figures are typical values and vary with variety, preparation and brand.
Micronutrients
Vitamins and minerals per 100 g of black tea, with a typical serving and FDA Daily Value for adults.
| Nutrient | Per 100 g | Per serving (240 g) | % DV |
|---|---|---|---|
| Vitamins | |||
| Vitamin A | 0 µg | 0 µg | 0% |
| Vitamin C | 0 mg | 0 mg | 0% |
| Thiamin | 0 mg | 0 mg | 0% |
| Riboflavin | 0.014 mg | 0.034 mg | 1% |
| Niacin | 0 mg | 0 mg | 0% |
| Vitamin B6 | 0 mg | 0 mg | 0% |
| Folate | 5 µg | 12 µg | 1% |
| Vitamin B12 | 0 µg | 0 µg | 0% |
| Pantothenic acid | 0.011 mg | 0.026 mg | <1% |
| Minerals | |||
| Calcium | 0 mg | 0 mg | 0% |
| Iron | 0.01 mg | 0.024 mg | <1% |
| Magnesium | 1 mg | 2.4 mg | <1% |
| Phosphorus | 1 mg | 2.4 mg | <1% |
| Potassium | 21 mg | 50.4 mg | <1% |
| Sodium | 0 mg | 0 mg | 0% |
| Zinc | 0.01 mg | 0.024 mg | <1% |
| Selenium | 0 µg | 0 µg | 0% |
| Copper | 0.008 mg | 0.019 mg | <1% |
| Manganese | 0.22 mg | 0.53 mg | 10% |
Source: USDA FoodData Central — Beverages, tea, black, brewed, prepared with distilled water
% DV uses FDA Daily Values for adults. Nutrients that USDA does not report for this entry are omitted. Values vary with variety, preparation and brand.
Why eat black tea?
- Hydrating and virtually calorie-free.
- Supplies theaflavin polyphenols.
How to include it
- Drink between meals rather than with them.
- Skip sugar and use only a splash of milk.
Things to consider
- Tannins reduce iron absorption; avoid drinking with iron-rich meals.
- Contains caffeine.
Educational content. This article is for general information and is not medical advice. Speak to a qualified health professional about your individual circumstances.
Related foods

Green Tea
Brewed green tea is essentially calorie-free, with catechins that are the usual reason people drink it.
- kcal
- 1
- protein
- 0.2 g
- fibre
- 0 g
per 100 g · Typical serving: 200 g brewed

Coffee
Brewed coffee: essentially calorie-free, and rich in polyphenols.
- kcal
- 1
- protein
- 0.1 g
- fibre
- 0 g
per 100 g · Typical serving: 240 ml black (240 g)

Matcha
Stone-ground green tea leaves, so you consume the whole leaf.
- kcal
- 300
- protein
- 30 g
- fibre
- 30 g
per 100 g · Typical serving: 2 g powder
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