Kombucha - Organic Acids and Caffeine
|
Sample |
Acetic Acid |
Glycolic Acid |
Formic Acid |
Oxalic Acid |
Caffeine |
pH |
|
Loose Leaf Pu-Erh (TC) |
3330 |
2190 |
35 |
0.5 |
55 |
3.0 |
|
Pu-Erh #135 (TC) |
3150 |
722 |
23 |
2.9 |
102 |
2.8 |
|
Clipper Chinese Green (CC) |
3630 |
445 |
191 |
12 |
130 |
3.0 |
|
Kombucha Manna (BF) |
2360 |
129 |
109 |
10 |
65 |
3.2 |
|
Tibetan Mushroom (Z) |
9443 |
2111 |
<10 |
56 |
194 |
2.8 |
|
Pu-Erh #135 (Z) |
8100 |
1790 |
<10 |
55 |
188 |
2.8 |
|
(TP) |
2215 |
88 |
273 |
20 |
59 |
3.4 |
|
Twinings Earl Grey (CA) |
3150 |
696 |
68 |
12 |
69 |
2.8 |
|
Concentration units are milligrams per liter. Grower's initials are in parenthesis. |
||||||
Anion exchange, anion exclusion and reversed phase chromatographies were used to quantify the acid components of Kombucha.
Go to Zephyr's Tea-Caffeine Table