बि 12 खौ जुनार आदारफोरावल' मोनो , आरो जुदि बेफोरखौ नोंनि आदारफोरनिफ्राय गासैखौबो नागारब्ला होमबा उफ्रामुबाया गोनां ।
B12 can only be found in animal foods and if these are completely excluded form your diet then supplementation is necessary .