Figure 3.
Effect of increasing vitamin K1 supplement doses on plasma concentrations in study phase I. (▪) Plasma K1 concentrations 4 hours after each incremental vitamin K1 dose had been taken with breakfast on the first day of the 7-day supplementation period. (□) Fasting plasma K1 concentrations after 7 days of supplementation with each incremental dose of vitamin K1 and 24 hours after the last dose had been taken. Values represent the mean ± SEM.
