: Crystals sold online are often highly impure or "cut" with dangerous substances like caffeine or benzocaine. Health Dangers
: Causes heart palpitations, high blood pressure, and increased risk of heart attack or stroke.
Mephedrone is a powerful synthetic stimulant that carries severe health risks, including:
Mephedrone (4-MMC), often sold as "meow meow" or "m-cat," is an in the UK and a Schedule I controlled substance in the US. Purchasing, possessing, or supplying mephedrone crystals is a serious criminal offense that can lead to significant prison time and unlimited fines. Legal Status and Risks