My answer to this is that the law defines it. The OP should research the law, or speak with an attorney.What is the name of your state? Massachusetts
What is the legal definition of amphetamine?
If it is vague, how would law enforcement distinguish an amphetamine from a cup of coffee, or a larger molecule with a segment that is amphetamine like (or would they)?
Nope, just trying to understand the law so that I can follow it. I have no criminal history.The OP is either trying to figure out a way to sell various questionable "supplements", or is just a curious type. If the first, then the OP needs to speak with various attorneys. If the second, then the OP should start reading the law.
Contact the FDA.What is the name of your state? Massachusetts
How can I find out if certain supplements are legal in Massachusetts, such as flmodifinal, phenylpiracetam, facoracetam, etc.?