.Publisheru00e2 $ s take note Springer Nature stays neutral for jurisdictional insurance claims in posted maps and institutional affiliations.This is a review of: Eichelmann, F. et al. Lipidome changes because of boosted diet body fat premium notify cardiometabolic danger reduction and preciseness health and nutrition. Nat. Med. https://doi.org/10.1038/s41591-024-03124-1 (2024 ).