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Table 1 Composition (%) of green tea, black tea, and black tea infusion [21]

From: Beneficial effects of green tea: A literature review

Compound

Green Tea*

Black tea*

Infusion*

Protein

15

15

trace

Amino acids

4

4

3.5

Fiber

26

26

0

Others carbohydrates

7

7

4

Lipids

7

7

trace

Pigments

2

2

trace

Minerals

5

5

4.5

Phenolic compounds‡

30

5

4.5

Oxidized phenolic compounds§

0

25

4.5

  1. * Data refer to dry weight of tea leaves.
  2. † Infusion time: 3 minutes
  3. ‡ Especially flavonoids
  4. § Especially thearubigins and theaflavins