However, according to the National Institutes of Health, upwards of 15% of people are deficient in vitamin B12and some studies indicate that number may be higher
HOWEVER, IN THE EVENT THAT CUSTOMER UTILIZES OR CAUSES OTHERS TO USE THESE PRODUCTS OUTSIDE OF THE ABOVE RESTRICTIONS, CUSTOMER IS ACCEPTING SUCH RISKS OF DOING SO ON ITSELF, ABSOLVING SELLER OF ANY RESPONSIBILITY FOR SUCH CUSTOMER ACTIONS, AND SPECIFICALLY AGREES TO INDEMNIFY AND HOLD SELLER HARMLESS FOR ANY CLAIMS MADE BY ANY THIRD PARTY BECAUSE OF SUCH CUSTOMER ACTION
It is produced naturally in our bodies and made from three amino acids- glutamine, glycine, and cysteine
International Journal of Obesity, 25(10), 14421449
This depends on how severe the deficiency was, how well they respond to treatment, and their health