What are peptides? The RFK Jr wellness fad taken up by the FDA

PoliticsHealth & Fitness
16 Apr 2026 • 4:43 AM MYT
The Independent
The Independent

The world’s most free-thinking newspaper

What are peptides? The RFK Jr wellness fad taken up by the FDA

  • The US Food and Drug Administration is set to consider easing restrictions on over half a dozen unapproved peptide injections, which are popular among wellness influencers and celebrities.
  • This review, scheduled for July, follows pledges from Health Secretary Robert F. Kennedy Jr., who has publicly supported peptides and used them himself, to loosen regulations.
  • Many of these peptides, often marketed for muscle building, injury healing, or anti-ageing, lack significant research and have not been reviewed for safety by the FDA.
  • Under President Joe Biden, the FDA previously restricted these substances, citing 'significant safety risks' and a lack of extensive human testing, a decision now being re-evaluated.
  • The move has been influenced by pushback from the compounding industry and wellness entrepreneurs, who argue current restrictions foster an unregulated 'grey market' for imported chemicals.

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