Does black tea have caffeine? the answer is yes, Caffeine is the active ingredient of black tea and coffee. There are lots of people who consume caffeine on daily basis to prevent drowsiness or reduce physical fatigue. Caffeine is a chemical or also psychoactive drug that is already found in coffee or tea. When we talk about caffeine there is a conflict in data, however, there is a general agreement, caffeine does not benefit short term high-intensity exercise such as sprinting, but caffeine can enhance performance in endurance sports.
During the first 15 to 20 minutes of exercise, black tea caffeine encourages working muscles to use fat as fuel, this delays the depletion of glycogen, glycogen is the principal fuel for muscles and exhaustion occurs when it is depleted. Glycogen that is saved at the beginning of exercise is then available at the later stages.
Black tea benefits
Black tea caffeine contains properties that activate or excites our brain and mood so that we feel energetic when we drink a cup of black tea or coffee. Daily use of caffeine will cause the body to increase tolerance for the substance, requiring a larger amount to achieve the positive effects of increased awareness and focus. Black tea benefits a lot in enhancing physical activity. Also helps in the following problems.
Beneficial for heart health
Helpful in Diabetes Control
Maintain the strength of bones
Helpful for digestive system
Helpful in weight control
Relaxation in Asthma
Relieved with diarrhea
Control blood pressure
Black tea for Skin
Black tea for Hair
But If, after regular use of black tea caffeine, you would face the problems of headaches, anxiety and restlessness. So one should intake less in daily routine. Also, pregnant women should limit the use of caffeine.
How does it work?
The value of black tea caffeine is about 2% to 4%. It reduces the chances of symptoms of Parkinson disease also affects our thinking, alertness and increase urine output. Moreover, It contains antioxidants and other constituents which maybe help to save our body blood vessels and heart.
How much caffeine in coffee?
Caffeine value is dependent on different factor as the number of leaves you use. The amount of time taken to brew the tea. As the quantity is different for different teas and coffee that is shown in the table given below. Also, we can see the other tea’s caffeine value for comparison.
| Coffee/tea/drink Name | Quantity (in mg) |
| Green and White Tea | 8-16mg |
| Matcha Tea | 70-100mg |
| Black Tea | 25-110mg |
| Oolong Tea | 25-55mg |
| Pu’erhTea | 8-110mg |
| Drip Coffee | 60-100mg |
| Soda Pop/ Cola | 30-80mg |
| Energy Drink | 50-400mg |
In table average amounts are shown.
Black tea Caffeine facts
1 Some studies have shown that moderate caffeine consumption can reduce the risk of liver cancer, mouth and throat cancer. And, moreover may help boost long term memory.
2. Caffeine is higher in low quality tea.
3. When leaf size is small Caffeine is higher.
4. Caffeine is higher if you use more tea per serving.
5. Some people want to drink decaf black tea but it has almost no health benefits.
6. it’s found that the caffeine in black tea is an active ingredient that helps your system assimilate antioxidants.
7. Black tea also has similar antioxidants to green tea.
8. In fact, It should be used in limited quantity for breastfeeding or pregnant women.
Side effects of Caffeine
As we know caffeine is constituent of black tea. Should not intake more than 4 cups of black tea. High amounts of caffeine may cause many side effects given below:
In fact, some of the side effects of caffeine consumption can include restlessness, upset stomach, diarrhoea, nausea, increased blood pressure and sleep cycle disturbance. The daily use of caffeine will cause the body to increase tolerance for the substance, requiring a larger amount to achieve the positive effects of increased awareness and focus.
Avoid following side effects of caffeine
- Headache
2. Nervousness
3. Sleep problems
4. Vomiting
5. Irritability
6. Diarrhea
7. Irregular heartbeat
8. Tremor
9. Confusions
10. Heartburn
11. Dizziness
12. Convulsions
Note:
Drinking black tea in a high amount of more than 10 grams of caffeine is probably not safe.