why do i have to have vitamin b12 injections Feeling worse after Injection: Answering concerns B12 Shots for Weight Loss:

This is because B12 in this form has low bioavailability with absorption typically around ~1-2%

It has been tested in diet-induced obesity models where it helped reduce visceral fat and adiposity, making it valuable for weight loss and fat loss studies

This method bypasses the digestive system, making it ideal for people who: Have trouble absorbing B12 due to gastrointestinal issues (like Crohns disease or coeliac disease) Are on medications that interfere with B12 absorption (like metformin or anti-acids) Follow vegan or vegetarian diets Have undergone gastric surgery

Presented for research literature review only Fishman WH et al

As we age, it can become harder for the body to absorb vitamin B12

How does GHK-Cu compare to BPC-157