Possible Clues:

• Poisonous substances
• Poisons
• Venoms and such
• Targets of cleanses
• What juice cleanses are supposed to get rid of
• Targets of pseudoscientific 'cleanses'
• Targets of a cleanse
• Components of scorpion venom
• Targets of a so-called 'juice cleanse'
• PCBs, e.g