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can vitamin b12 injections have side effects B-12 Benefits | Uses | Why do I feel worse
Description
If your B12 deficiency is because of your diet, you can start eating more meat, fish, and dairy products

Several factors can cause a vitamin B12 deficiency

An endoscopic examination indicated no signs of gastric or intestinal bleeding

MGUS: monoclonal gammopathy of undetermined significance

doi: 10.4240/wjgs.v12.i6.269 21
