The standard schedule is a starting point, not a strict rule The 2024 NICE guideline NG239 on B12 deficiency in over 16s makes an important point: the optimal route, dose and frequency of B12 replacement have never been firmly established, and have often followed custom and historical practice
Derived from a natural gastric protein, it helps accelerate recovery in muscles, joints, tendons, ligaments, nerves, and even the gut lining, making it one of the most comprehensive tools for repair and recovery in modern regenerative medicine
However, cycling protocols remain popular to allow natural healing processes to integrate and to manage costs
Section S2 of the prohibited list covers peptide hormones, growth factors, related substances, and mimetics