Ko te phosphate rākau-karaihe e āwhina ana i ngā kararehe kia whiwhi i ngā taunakitanga matua herekore mō te tipu me te hauora. Āwhina tēnei taputapu i te tipu o ngā kōiwi me ētahi atu mahi mataitai ki te pūtake o te iti haere o te calcium me te phosphorus. Mā te DCP kei roto i ngā rīhere kai mō ngā kararehe, ka āwhina i ngā kararehe kia whiwhi ai i ngā paraihe iti e kore pea e tino mahi. Mā te phosphate rākau-karaihe e mahia ana ki ngā paerewa tikangia, ka taea e ngā kararehe te whiwhi i te kounga tūtata. Ko tēnei hua e wātea ana mō te nuinga o ngā momo kararehe pērā i ngā kau, manu kākāriki, me ngā poaka. He kōwhiringa tō pai mō ngā kaiwhakatōka e hiahia ana kia whakapai ake i te punaha kai mō ō rātou kararehe.