If you are over the age of 70 or have pre-existing conditions such as diabetes, chronic lung disease or asthma, serious heart conditions, are immunocompromised, or have chronic kidney or liver disease, we recommend you do not visit the office at his time
These may include: Fatigue Brain fog Memory loss Neurological problems Heart palpitations Pale skin Muscle weakness Mood changes Appetite loss Constipation Infertility Side Effects of Vitamin B12 While the recommended daily amount of vitamin B12 for adults is 2.4 micrograms, higher doses have been found to be safe
Health status considerations: Generally healthy adults with physician clearance, individuals without contraindications (pregnancy, active malignancy, severe organ disease), those willing to commit to proper administration protocols and monitoring, and patients who understand the research-purposes-only status and informed consent requirements
While B12 is naturally found in animal-based foods, some individuals may struggle to absorb enough of it through their diet alone
The compound shows high enzymatic selectivity, preserves lean mass, and engages longevity-related pathways (e.g., SIRT1), but remains a nonFDA-approved research substance that is WADA-banned and should be used under medical guidance
