Many drugs sold as 'legal highs' on the internet do not contain the ingredients they claim. Some instead contain controlled substances and are illegal to sell over the internet. These are findings of Dr. Mark Baron, who bought a range of tablets from different websites to see what each contained. The study is published in the journal Drug Testing and Analysis. "It is clear that consumers are buying products that they think contain specific substances, but that in reality the labels are unreliable indicators of the actual contents," says Dr... 
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