Review examines macrophage lipid metabolism and bone remodeling
Published in Biology, Immunology, Journals.
Published October 30, 2026.
A new Bone Research review examines how lipid metabolism in macrophages influences the balance between bone breakdown and formation.
The authors discuss fatty-acid oxidation and cholesterol metabolism as regulators of macrophage activation states. These immune-cell states can affect inflammation and the signals that shape bone remodeling.
The review also considers emerging research on communication between the gut and bone, alongside epigenetic regulation. Its central proposal is that understanding macrophage metabolism could help identify future approaches to bone disease.
This is a synthesis of existing research, not a new treatment trial. The familiar M1/M2 labels provide a simplified framework for discussing macrophage behavior; tissue immune responses are more complex. The review does not establish that a particular diet, supplement or lipid-targeting drug repairs bone in patients.
Source: Li et al., Bone Research 14, 108. Published October 30, 2026. DOI: 10.1038/s41413-026-00590-w.