Vitamin B12is a water-soluble vitamin that is naturally present in some foods, added to others, and available as a dietary supplement and a prescription medication. Because vitamin B12 contains the mineral cobalt, compounds with vitamin B12 activity are collectively called cobalamins
क्रय आवश्यकता विवरण दर्ज करें
त्वरित प्रतिक्रिया के लिए अतिरिक्त विवरण साझा करें