can you feel tired after a b12 injection Do Injections Help with Fatigue and Low Energy? Top Signs You May Have
Description
No, there is no established clinical evidence that B12 injections cause weight loss in individuals with normal B12 levels

Without enough B12, red blood cells can become large and irregular (megaloblastic anemia), which reduces their ability to carry oxygen efficiently

It slows gastric emptying significantly, which prolongs satiety after meals
With normal amounts of folate and B12, the body is able to convert homocysteine into glutathione and SAMe (S-adenosylmethionine)
