Poop transplants could help insomniacs sleep better

Key Points:

• A small study from China found that fecal microbiota transplants (FMT), or "poop pills," significantly improved sleep efficiency and reduced wake time in adults with chronic insomnia compared to a placebo group.
• Participants received antibiotics to clear existing gut bacteria before taking capsules containing gut bacteria from healthy donors, resulting in sleep efficiency increasing from 79% to 93% after one month.
• The treated group reported sustained sleep improvements up to six months post-treatment, while the placebo group showed minimal changes or worsened sleep metrics.
• Researchers suggest the gut microbiome may influence sleep through chemical signals affecting inflammation and stress responses, though it remains unclear whether poor gut health causes insomnia or vice versa.
• Despite promising results, the study's small sample size and use of antibiotics complicate conclusions, indicating that fecal transplants for insomnia remain experimental and require further research.