Caffeine Slaves There are more coffee drug addicts in the US than any other drug addict of any other kind. More than cocaine or heroin even marijuana stated by Stephen Cherniske in his book, Caffeine Blues. The main substance is caffeine. Does anyone know how much caffeine is in a 6 oz cup of coffee? There is 100 mg. of caffeine in a small mug of coffee or 6 oz. You may think so what, who cares, but …showed first 75 words of 1190 total…

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