These peptides "signal" to the skin that collagen was lost and that new collagen should be produced
Its really important to understand what the FDA is doing, who the makeup of the FDA committee members are, what their backgrounds are, what their potential, if any, financial conflicts of interest are, and what their ultimate goals are as individuals and as a committee, because there may be some conflicts with respect to some of these products, Frank said
However, new FDA policies implemented in 2025 have made all compounded semaglutide and tirzepatide unavailable as of May 22, 2025, requiring patients to transition to FDA-approved branded versions
For more on what to expect over time, the guide on semaglutide results week by week tracks the full progression of changes