Dark green poop of a 4 month old baby

#advicepls #firstbaby Help po momsh..by fri q pa po pa ksi mapapacheck baby q..wala pa kasi daddy nya na mag drive.. Simula po kasi ng pinaturukan q baby ko ng h influenza b at penta vaccine..at nung bgla aq nag switch from s26 gold to s26(nagkamali kasi bili ng daddy nya) bglang naging dark green poop nya..nag tatake dn sya ceelin at tiki tiki.. Kau po ba? Normal kaya? Di naman sya maligalig at malakas naman dumede..di naman sya dehydrated..