1. if it crushes easy
2. if it disolves quick in water
now if you get brit dragon in foil. these can crush easy, disolve easy. and are real. i am speaking of the ones that come in the jugs, the 1,000 jugs, 5mg.
if they came in foil.................your good. Also, the brits crush way easy bro. Thia's dont dissolve easy and are hard to break. send them to me and ill test run them for ya. Ha Ha........kidding. Your ok if you got brits though, buffarat