Table 1.
The concentrations of amino acid, caffeine and catechins in the green tea samples
| Sagara | Shaded white tea | ||
|---|---|---|---|
| Amino acids (nmol/ml) |
aspartic acid |
118.52 |
339.07 |
| threonine |
16.82 |
88.25 |
|
| serine |
45.68 |
175.81 |
|
| asparagine |
11.22 |
487.45 |
|
| glutamic acid |
122.30 |
256.41 |
|
| glutamine |
157.13 |
428.93 |
|
| theanine |
401.12 |
1198.58 |
|
| alpha-aminoadipic acid |
6.94 |
32.65 |
|
| glycine |
5.71 |
15.01 |
|
| alanine |
ND |
91.05 |
|
| valine |
23.38 |
55.21 |
|
| cystine |
3.57 |
15.24 |
|
| isoleucine |
5.15 |
38.29 |
|
| leucine |
7.43 |
25.52 |
|
| gamma-aminobutyric acid |
5.68 |
9.64 |
|
| |
histidine |
3.27 |
31.78 |
| lysine |
7.10 |
25.87 |
|
| arginine |
70.71 |
550.54 |
|
| Caffeine and catechins (mg/250 ml) | caffeine |
87.47 |
191.60 |
| catechins | 303.78 | 223.08 |
ND: not detected.