b12 injections cause weight gain Vitamin Injections: What You Need To Know B12 shots for weight loss:

As with any metabolic modulator, appropriate monitoring and research protocols are essential

Faster, More Effective Nutrient Absorption When you take vitamins orallywhether in pill, capsule, or gummy formthey must first be broken down by your digestive system

However, your healthcare provider may advise you to get the second injection in your other arm

2019;6:ENEURO.026719.2019

In short, better tools are needed for identifying and quantifying NNMT inhibitor activity

That being said, some people who have taken injectable vitamin B12 have complained of difficulty walking and balancing, nervousness, anxiety, weakness, lack of coordination, and even a sensation of pins and needles, per SFGate