b12 injections and hair loss Secret of Growth: Vitamin B12! How Much Do Vitamin B12
Description
B12 Form Choice Should Match the Reason for Treatment Methylcobalamin may be preferred when nerve-related symptoms, methylation issues, or persistent fatigue remain part of the clinical picture

Some report increased energy as fat mobilization improves metabolic efficiency

It depends entirely on which shot

They can have serious and often life-threatening side effects (such as anemia, immunosuppression, and heart damage)