Caffeine in Red Eye Coffee vs 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
Extreme
  
Low
  
Safe Level
400.00 mg
  
400.00 mg
  
Harmful Level
500.00 mg
  
500.00 mg
  
Effects of Caffeine
Fast heartbeat, Insomnia, Irritability, Muscle tremors, Nervousness, Restlessness, Stomach upset
  
Cardiac arrhythmias, Fatigue, Headache, Nausea, Sleep difficulties
  
Red Eye Coffee vs 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 Red Eye Coffee vs Tea caffeine content in the following sections. However Red Eye Coffee Caffeine levels and 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 Red Eye Coffee vs Tea, their side effects and benefits.