I assume you know that they are scams based on personal experience, so please contact the relevant authority, since having a defendant really helps the prosecutor in a scam-case (whereas most successful scams rely on people not reporting the scams for various reasons).
And of course:
https://en.wikipedia.org/wiki/Enzyte - a successful case against a similar company ending with 500 million$ and prison for the ones running the scam.
No, you cannot legally do that in New York.
http://www.huffingtonpost.com/davidh...b_9358360.html
"By letter dated May 27, 2005, the New York State Department of Education (SED) notified Donald Trump individually, Sexton, and Trump University that they were violating the New York Education Law by using the word “university” when it was not actually chartered as one." (and then another letter later, since the fake university broke its promise.)