Both chemicals are powerful stimulants, said to be around four times more powerful than Ritalin and similar in effect to MDMA. Also, they're as addictive as meth. Great. Not surprisingly, lots of the people using this stuff are winding up in the hospital. So, to recap: the bath salts you use at home are totally fine; don't snort them. If, however, you are looking to get high, please do not buy these dumb, terrible drugs for the above reasons.