How Long Does It Take for Caffeine to Kick in?

Answer

Depending on your body's tolerance and whether you are drinking coffee, tea or a carbonated soft drink, generally within about 45 minutes. Of course the amount of time it takes for caffeine to kick in also depends on your body's metabolism rate.
Q&A Related to "How Long Does It Take for Caffeine to Kick in?"
10-15 minutes, starts to wear off in about an hour.
http://wiki.answers.com/Q/How_long_does_it_take_fo...
Cut out the coffee. There's no easy way to cut out the caffeine if you won't cut out the coffee. Even decaffeinated coffee from Starbucks contains caffeine. Even though decaffeinated
http://www.ehow.com/how_6132174_drink-habit-suffer...
Caffeine in coffee usually takes effect within 30 minutes of drinking it.
http://www.chacha.com/question/when-does-the-caffe...
The symptom of caffeine withdrawal is headache! When I want to stop drinking coffee, I start by mixing it 50/50, decaf and regular. And diet soda is just about the most pernicious
http://answers.yahoo.com/question/index?qid=201106...
Explore this Topic
Caffeine withdrawal can take up to nine days to completely disappear and the symptoms of withdrawal can start immediately after one day and peak after two days ...
The length of time it takes for caffeine to work will vary from person to person. It will depend on how much caffeine is taken and if the person is a regular caffeine ...
For the average person, it takes between 5 and 6 hours for caffeine to wear off. For some people, it can wear off sooner or affect them longer. ...
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