Jack3d
📝 Description
Jack3d is a preworkout supplement known for its strong stimulant effects, including DMAA. The speaker cautions against using Jack3d in a stressed state to try and force performance.
🎬 How to Improve Your Mobility, Posture & Flexibility | Dr. Kelly Starrett
🤖 Why This Product Was Mentioned
"The speaker warns against relying on Jack3d when sleep-deprived or stressed, as it can prevent the user from being able to appropriately sense the body's ability to provide good input/output performance."
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