As hair drug tests become more prevalent in workplace and medicolegal drug monitoring, there has been a proliferation of specialty shampoos which have been advertised to defeat this testing and give false negative results. A recent study by Binz, Baumgartner and Kraemer (2014), tested the effect of 4 shampoos that were allegedly able to “detoxify” and “purify” hair before drug testing, on hair EtG.Ethyl glucuronide (EtG) is a non-volatile, water soluble highly stable direct m
Seriously people? If you want to avoid a positive alcohol test in your hair, DON’T DRINK! These shampoos don’t work!