We tested an experimental weight loss drug. The results were "terrifying."

A drug that's not FDA approved and still in clinical trials is being advertised all over the internet. Buying it turned out to be alarmingly easy.First, CBS News national correspondent Adam Yamaguchi placed an online order through the website for Reset Wellness, a clinic started by a nurse practitioner, for 20 milligrams of retatrutide. The weight-loss medication, known as Reta, is an experimental peptide drug that Eli Lilly is studying as a next-generation obesity treatment. At checkout, he was promised a health evaluation, but the product arrived a week later without ever having to speak to a health professional. Next, he purchased Reta from the website for Bodystreet Jupiter, a gym in Florida, after confirming he met its Body Mass Index, or BMI, requirement.

The site said a doctor would review his intake form. The product arrived two days later without a consultation.He even found a poster advertising the product for sale over the counter, at a bodega in Brooklyn.Yamaguchi was able to buy a vial labeled "Retatrutide" at the corner store for $90. It came with a warning on the label that read "Research use only, not for human consumption."Dr. Reshma Ramachandran, a Yale physician who has studied the growing use of peptides and weight loss medications, said it's "astounding" how easily accessible these drugs are. She said people