Ozempic underworld: Inside the black market of obesity drugs

A CNBC investigation into counterfeit weight loss drugs revealed an international illegal marketplace.

The operations mainly involve phony or illegal versions of Novo Nordisk's Ozempic and obesity drug Wegovy .

The skyrocketing demand for the treatments has led to criminal schemes attempting to capitalize on the surge.

Counterfeit drugs have serious health risks, according to pharmaceutical companies and federal officials.

More than 60,000 seizures of counterfeit and illegal goods were made last year at JFK airport.

Customs official expects the number of interceptions of weight loss products to double this year over last year .

Counterfeit Ozempic has been reported in 15 countries, according to the World Health Organization .

Turkey has become a hot spot for pharmaceutical crime.

Last fall , the Turkish National Police conducted raids throughout Istanbul as part of a coordinated international crackdown.

The FDA announced in December that it had seized " thousands of units of counterfeit" Ozempic in the "legitimate U.S. supply chain".