You should get B12 shots weekly to monthly for maintenance and IV infusions monthly to quarterly for broader wellness support, though frequency depends on deficiency severity, health goals, and your providers recommendation
Intramuscular B12 Administration: Technique and Dosage Getting vitamin B12 right is key
The strongest research-peptide vendors publish third-party COAs, verify purity with HPLC and mass spectrometry, and synthesize in the United States
In the Increlex (native mecasermin) FDA-approved program, hypoglycemia was reported in 42% of subjects, with five subjects experiencing severe episodes requiring assistance and four experiencing seizures or loss of consciousness
This product is not intended to diagnose, treat, cure, or prevent any disease and must not be used for human or veterinary applications