Caffeine in Decaf Coffee vs Black Tea
Serving Size in USA
  
  
Short (8 floz)
Not Available
  
Tall (12 floz)
Not Available
  
Serving Size in UK
  
  
Short (236 ml)
Not Available
  
Tall (354 ml)
Not Available
  
Caffeine Level
Very low
  
Low
  
Safe Level
300.00 mg
  
300.00 mg
  
Harmful Level
500.00 mg
  
500.00 mg
  
Effects of Caffeine
Fast heartbeat, Insomnia, Irritability, Muscle tremors, Nervousness, Restlessness, Stomach upset
  
Confusion, Hypokalemia, Insomnia, Muscle tremors, Sleeping Crisis
  
Decaf Coffee vs Black Tea Caffeine
Caffeine is one of the most used substance all over the world. Ideally it should be consumed as less as possible. Find out Decaf Coffee vs Black Tea caffeine content in the following sections. However Decaf Coffee Caffeine levels and Black Tea Caffeine levels may differ with their brands, quantity of additives used, types of additives used etc. Below we have given you a generalized idea of safe levels of caffeine in Decaf Coffee vs Black Tea, their side effects and benefits.