White tea (white tea) has the least caffeine content, while green tea and black tea typically has a higher caffeine content.
In any type of tea, the caffeine content varies depending on the mix, leaf size, and brewing time.
Tea bag usually has less caffeine than tea without a bag because of the size and quality of the leaves.
Decaffeinated Tea and Herbal Tea
Decaffeinated tea or decaffeinated tea will usually produce tea with caffeine content of only 10 percent.
Most of decaffeinated tea is sold in the market contain less than 2 percent of caffeine when compared to regular black tea. While herbal teas are naturally free of caffeine content.
Caffeine content of each tea type
White tea, green tea, and black tea all come from the same tea leaves and contains the same caffeine content.
Produced different amounts of caffeine as tea-making due to differences in processing time and brewing temperature.
Here is the caffeine content of each kind of tea in a cup:
- Black Tea: 23-110 mg
- Oolong tea: 12-55 mg
- Green Tea: 8-36 mg
- White Tea: 6-25 mg
- Decaffeinated Tea: 1-4 mg
- Herbal Tea: 0 mg
In each one ounce, black tea contains more caffeine than soda a little, but only a third of the caffeine of coffee.
Caffeine and Ingredients Brewing Process
A cup of tea is brewed at a lower temperature will have less caffeine than a cup of tea brewed with boiling water.
Most of the caffeine is extracted from the leaves in the first minutes of brewing. The second infusion will contain less caffeine than the first steeping.
People who are sensitive to caffeine can brew their tea quickly for 30-45 seconds in boiling water.
Discard the water and tea makers the same again with hot water. The second steeping caffeine content will be lower by 75 percent compared to the first steeping.
