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vitamin b12 injection side effect B-12 Benefits | Uses | Effects Vitamin B12 Side Effects: Risks
Description
Medscape Drugs & Diseases

Parenteral nutrition (PN/TPN): Reserved for patients with non-functional GI tract (short bowel syndrome, bowel obstruction, severe malabsorption)
How Vital Is B12 To Your Health

For athletes, a deficiency in active B12 can result in fatigue, muscle weakness, reduced endurance, poor coordination, and even brain fog
