Trial 2 shows marked decrease in the incidence of Shinsoreness (DMD).
A total of 38 two year olds were divided into two groupd of 19 (treatment and control) and monitored for clinical signs of DMD (dorsal metacarpal disease, "shinsoreness") from commencement of training in September 2008 to May 2009. The treated group received 7mg Vitamin K daily, control group an equal amount of blank powder daily. There were teo incidences (10.5%) of DMD in the treated group and seven caes (36.8%) in the untreated group.
Both of the cases in the treated group were mild. The horses didn't have to spell and have since won races.