Inā ʻai mau kāu keiki i nā huahana waiū a me nā hua manu (lacto-ovo-vegetarian), ua lawa kāna ʻai ʻana i ka huaora B12. A i ʻole, ʻoi aku ka maʻalahi o ka nele o ka vitamin B12 i loaʻa nui i nā huahana holoholona. ʻO nā kumu soy (soy), cereals paʻa, hū, soy paʻa a i ʻole nā ​​mea inu nut he kumu ia o ka huaora B12. Pono paha ka uku hou aku. Eia hou, e ʻimi i ka ʻōlelo aʻoaʻo a ke kauka. Inā he vegan ka makuahine, he ha'aha'a paha ka waiu waiu i ka huaora B12 a pono e lawe ke keiki i ka mea ho'onui huaola B12. Manaʻo ʻia e hoʻokomo i ʻekolu mau lawelawe i kēlā me kēia lā o nā meaʻai momona i ka huaora B12 a i ʻole e lawe i kahi mea hoʻohui o 5 µg i 10 µg o ka huaora B12.