New era no 4 ferr phos 240 tablet new era single cell salt number 4 contains ferr phos iron phosphate contains triturated finely ground tiny particles of cell salt in easy to take dissolve on the tongue fastmelt tablets with the essential nutrient biotin these are made using processes associated with new era for almost 90 years fast melt tablets each bottle contains 240 small melt under the tongue tablets for which new era is famous their cell salt nutrients are therefore more