Plus, the placebo effect is real
[DOI] [PMC free article] [PubMed] [Google Scholar] 183.Esler WP, Rudolph J, Claus TH, et al
[13] [14] Deficiency impairs these pathways, leading to fatigue and reduced stamina One-carbon metabolism : B12 supports methylation reactions that contribute to various biochemical processes throughout the body Myelin formation : B12 supports the maintenance of myelin sheaths surrounding nerve fibres, ensuring efficient nerve signal transmission Red blood cell production : Adequate B12 is necessary for erythropoiesis
Vitamin B12 Injection Therapeutic indications Vitamin B12 Injection is mainly used for the treatment of Vitamin B12 Deficiency in pernicious anemia with or without neurological complications

Stop the medication and contact your prescriber or NHS 111 (or 999 for the allergic reactions below) if you experience: Signs of a severe allergic reaction Difficulty breathing or swallowing Swelling of the face, lips, tongue, or throat Widespread severe rash or itching Rapid heartbeat with feeling faint Signs of pancreatitis Severe upper-abdominal pain that may spread to the back Pain that doesnt go away and may worsen after eating Severe nausea and vomiting alongside the pain Signs of gallbladder problems Pain in the upper right side of the abdomen, often after eating Fever Yellowing of skin or eyes (jaundice) Clay-coloured stools Signs of severe dehydration Unable to keep fluids down for more than 24 hours Very dark urine, or not passing urine Severe dizziness or confusion Signs of kidney problems Decreased urination Swelling in legs or ankles Persistent severe tiredness Questions to ask your GP Before starting a weight-loss injection, work through these with your prescriber: Eligibility Are there any reasons I shouldnt take this

This is why many people receive their vitamin B12 shots monthly