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Research · Updated 17 Oct, 09:40 pm IST

Semaglutide reduced epigenetic signs of biological aging in a randomized trial

Image: Hacker News (100+ points)

Why it matters for readers: Provides controlled clinical evidence that a widely used GLP-1 drug can affect DNA-based markers linked to aging.

  • The trial was randomized, double-blind and placebo-controlled and included 108 adults with HIV-associated lipohypertrophy.1
  • About half the participants received weekly semaglutide injections while the rest received placebo injections.1
  • Researchers used multiple epigenetic clocks that measure DNA methylation to assess changes in biological aging over 32 weeks.1
  • The analysis showed semaglutide slowed the accumulation of DNA-based markers of cellular aging compared with placebo.1

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