CBL-514 is a compound composed of several different components, with trace amounts of natural ingredients including resveratrol and curcumin.

CBL-514 is a first-in-class, non-surgical injectable drug designed to reduce localized subcutaneous fat. It works by inducing programmed cell death (apoptosis) in fat cells without causing necrosis or damage to surrounding tissue. It 

If used in combination with retatrutide, the effect is better. Retatrutide is used to control appetite, and CBL-514 is used to reduce local fat.

The pen kit contains 20mg CBL-514 and 20mg of retatrutide.