npr.org 13 days ago URGENCY: 6/10
FDA Raises Red Flags on Trending Peptide Therapies
FDA scientists express serious concerns about the safety and efficacy of popular peptide therapies endorsed by RFK Jr. Discover why these trendy treatments may not be as beneficial as claimed.

Peptide Therapies Under Scrutiny
Synthetic peptides have surged in popularity, especially among those seeking enhanced health and longevity. However, the FDA has raised alarms about the lack of substantial evidence supporting their use, particularly for therapies like BPC-157 and TB-500, which are often promoted by influencers.
Despite the buzz, these peptides have not undergone rigorous clinical trials. FDA scientists have flagged potential safety issues and inconsistencies in data, leading to increased scrutiny as a panel prepares to review their applications. Key points include:
- Lack of Evidence: Many peptides lack large-scale human trials.
- Safety Concerns: Potential risks associated with unregulated use.
- Market Shift: Users are turning to grey markets due to restrictions.