The realistic timeline: most users report nothing visible until weeks 4-6
Our healthcare professionals will work with you to create a personalized plan to ensure you receive the optimal benefits
Your Safety is Our Priority Vitamin B12 injections are safe and well-tolerated when administered under medical supervision
However, these treatments may indirectly affect B12 levels through slowed gastric emptying, reduced dietary intake due to appetite suppression, and interaction with concurrent metformin use, which is known to reduce B12 absorption
Certain chemotherapy regimens, some antibiotics if taken for long periods, and long-term use of the epilepsy drug phenytoin, carry a risk of nerve damage
Third, mitochondrial support