Most individuals are not deficient in phosphorous, and thus would not require a supplement, unless you have a coexisting condition that causes significant malabsorption.
Uninzi lwabantu lune-phosphorous ngokwaneleyo ngoko ke isongezo asiyomfuneko kubo ngaphandle kokuba unesinye isifo onaso esibangela ukungafunxeki ngokupheleleyo kwezondlo.