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DMAA is a controversial stimulant and supplement ingredient. Some people say it's safe, but others strongly disagree. So what's the real truth behind DMAA?

While not officially available in the US, phenibut still has some popularity as a workout supplement. However, there are serious risks to this unregulated drug.

Whether you're a student, athlete, or starting employment at a new company, you're likely to be drug tested at some point in your life. But everyon...