A classical herbal formula, Shenling Baizhu San, reduced hepatic steatosis and improved sarcopenia-like muscle dysfunction in preclinical models of metabolic dysfunction-associated steatotic liver disease, with effects tracking activation of AMPKα signaling. The findings position liver fat accumulation and skeletal muscle decline as linked outputs of a shared energy-sensing pathway rather than separate age-related conditions. AMPKα emerges as a plausible intervention node for the liver–muscle axis.
Key Points
- Herbal formula reduced liver fat and muscle dysfunction simultaneously
- Benefits tracked AMPKα activation, a central cellular energy sensor
- Liver steatosis and sarcopenia share an identifiable metabolic pathway
Longevity Analysis
Fatty liver and declining muscle mass are often managed as distinct problems, yet both reflect failing cellular energy regulation — the same sensor that governs fuel partitioning in hepatocytes governs protein turnover and mitochondrial quality in skeletal muscle. Restoring AMPKα activity addresses the upstream disturbance rather than its two downstream expressions, which is the difference between suppressing a marker and correcting the regulation that produced it. Muscle quality and hepatic fat content are among the more reliable predictors of functional lifespan, and treating them as one metabolic problem changes how progress is measured and sustained.
Original published by Nature - npj Aging, by Yan Yang.