Dr. Jon LaPook explains why peptide sales are controversial

Health Secretary Robert F. Kennedy Jr. took steps on Wednesday that could expand access to some unapproved drugs called peptides, which are being promoted for wellness. But there's not much evidence that they are safe and effective. Dr. Jon LaPook breaks it down.

Health Secretary Robert F. Kennedy Jr. took steps on Wednesday that could expand access to some unapproved drugs called peptides, which are being promoted for wellness. But there's not much evidence that they are safe and effective. Dr. Jon LaPook breaks it down.