About the Authors

Sindre Lee-Ødegård

Roles Formal analysis, Visualization, Writing – review & editing

Affiliation Institute of Clinical Medicine, University of Oslo, Oslo, Norway

Thomas E. Gundersen

Roles Conceptualization, Data curation, Funding acquisition, Investigation, Methodology, Project administration, Resources

Affiliation Vitas AS, Oslo Science Park, Oslo, Norway

Christian A. Drevon

Roles Conceptualization, Data curation, Funding acquisition, Investigation, Methodology, Project administration, Resources, Writing – original draft, Writing – review & editing

cad@dbg.no, c.a.drevon@medisin.uio.no

Affiliations Vitas AS, Oslo Science Park, Oslo, Norway, DBG AS, Oslo Science Park, Oslo, Norway, Department of Nutrition, Institute of Basic Medical Sciences, University of Oslo, Oslo, Norway

Competing Interests

TEG is CEO and stockowner in Vitas Ltd. CAD is stockowner, consultant, and board member in the contract laboratory Vitas Ltd where the intervention was performed and where most of the laboratory analyses were carried out. CAD is CEO and stockowner in the consulting company DBG Ltd responsible for design and execution. We received funding from the commercial source Vitas Ltd. This does not alter our adherence to PLOS ONE policies on sharing data and materials. SL was paid for performing the statistical analyses.