glutathione b12 injection location IM Vitamin B12 Injections: Benefits for
Description
Methylcobalamin : A of vitamin B natural, bioactive form 12 found in food and also available as a supplement

Subcutaneous Options: Abdomen and Thigh While most B12 shots are injected into a muscle (intramuscular), they can also be given as a subcutaneous injection
Here is how that works, and why it matters

The symptoms of a B12 deficiency are not necessarily any different between males or females

This confirms and quantifies the metabolic benefit over the cycle
