Vitamin B12 has the largest and most complex chemical structure of all the vitamins. Most of its functions are related to its co-enzyme activity, such as enzymes required for the production of DNA during cell division, as well as for the proper disposal of homocysteine.* B12 is also necessary for the maintenance of a healthy nervous system.*
 
• Healthy Homocysteine Metabolism*
• Supports Healthy Nervous System*