Conflict of interest
CAD
CAD
IG-P, JMP, and GF hold shares in Melico Sciences Ltd, and IG-P and GF are directors in the company. Melico has developed a quantitative method of assessing dietary intake using the same type of technology (NMR) as was used here to analyze urine samples. Melico was not involved in, or benefits from, this study. TEG is CEO and stock owner, and CAD is the consultant, board member, and stock owner in the analytical laboratory Vitas Ltd, Oslo, Norway.