Cnp pro caffeine is a high quality stimulant supplement made from just caffeine anhydrous it provides you with 200mg per servingr cnp pro caffeine is perfect as a pre workout supplement or a pick me up during the day caffeine has been shown to increase energy levels increase mental focus and alertnessr cnp pro caffeine is rapidly absorbed and the stimulation effects start to begin 15 to 30 minutes after ingestion the effects will also last for a few hoursr cnp pro caffeine works by block