Abstract Background The COVID-19 pandemic has had an unprecedented impact in the global research production and has also increased research waste. Living evidence syntheses (LESs) seek to regularly update a body of evidence addressing a specific question. During the COVID-19 pandemic. the production and dissemination of LESs emerged as a cornerstone of the evidence infrastructure. https://parisnaturalfoodes.shop/product-category/omega-3-high-epa/