can you feel sick after b12 injection Do Shots Help with Fatigue and Low Energy? How Quickly Does a B12

By delivering vitamins, minerals, amino acids and antioxidants directly into the muscle, these injections bypass the digestive system and allow nutrients to be absorbed more efficiently than many oral supplements

Moreover, a US national study of 2,806 older women (50 years) found increased plasma concentration of methylmalonic acid the metabolic indicator of vitamin B 12 deficiency to be associated with increased risk of lumbar spine osteoporosis (115)

This is when the body cant make red blood cells due to an inadequate supply of B12

As a result, delivery within 2 business days is not guaranteed

Pain or tenderness at the injection site

Keeping stress low helps manage while I wait (To note, the urgent care doc did acknowledge they had seen vaccine side effects lasting longer than 2-3 days, but I was definitely an outlier.) Thank you all for sharing your experiences