Answer:
Typically the ingediant is 4-MMC or chemically known as mephedrone along with a mixture of 4-FMC chemically known as flephedrone. No studies have been made on these chemicals and their relation to our environment or human interaction. It is suggested however that the chemical bonding process and the end result (may) be carcenogenic in nature. Meaning that the molicules may attatch themselves to organs in a scarfing nature, and that if this hypothisis is correct may cause cancer over a prolonged use in significant amounts. Not to mention that because of its close nature to the chemical compound (methedone) which is known to be an addictive substance, makes this substance very risky.