🔊 Listen to this Vitamin B12 Deficiency : नई दिल्ली | [हेल्थ बुलेटिन] | Vitamin B12 is a water-soluble vitamin that is essential for many body functions. The body cannot produce it itself, so it has to be obtained from external sources. Just as protein, calcium and other nutrients are needed for the development of … Continue reading ऑनलाइन बुलेटिन : Vitamin B12 की कमी शरीर को बना देगी कंकाल, आज ही अपने डाइट में शामिल करें ये ताकतवर फ़ूड | Vitamin B12 Deficiency