Rwandan Black Tea Caffeine Content
40-55 mg per cup
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How does Rwandan Black Tea compare?
Factors Affecting Caffeine Content
Brew Time
Longer steeping times extract more caffeine. A 1-minute steep may yield half the caffeine of a 5-minute steep.
Water Temperature
Hotter water extracts caffeine more quickly. Boiling water releases caffeine faster than cooler temperatures.
Leaf Amount
Using more tea leaves per cup increases caffeine content proportionally. Standard is 2-3 grams per 240ml cup.
Leaf Grade
Young buds and leaf tips contain more caffeine than mature leaves. Teas made from tips tend to be higher in caffeine.
L-Theanine Content
Caffeine (mg/cup)
40-55 mg
L-Theanine (mg/cup)
5-10 mg
Caffeine to L-Theanine ratio
0.2:1
L-theanine works synergistically with caffeine to promote calm alertness without jitters.
Best Time to Drink
Best enjoyed in the morning or early afternoon
With its caffeine content, this tea is best enjoyed in the morning or early afternoon to avoid affecting sleep.
Compare with Similar Teas
| Tea | Caffeine (mg/cup) (mg/cup) |
|---|---|
| Rwandan Black Tea | 40-55 mg |
| Assam | 50-90 mg |
| Ceylon Uva | 40-60 mg |
| Kenya Black Tea | 40-60 mg |
| Sun Moon Lake (Taiwan #18) | 40-60 mg |
| Turkish Black Tea (Rize) | 40-60 mg |
| Mango Black Tea | 40-60 mg |
| Caramel Black Tea | 40-60 mg |
| Cherry Black Tea | 40-60 mg |