nice guidelines b12 injections serum of 166 despite being on every 12 weeks : r/B12_Deficiency Benefits of Vitamin B12 Shots
Description
The injection allows the body to absorb B12 without going through the digestive system

Bypassing the Digestive System: Beneficial for individuals with gastrointestinal disorders like Crohn's disease or celiac disease, where oral absorption is compromised

Therefore, vitamin B12 shots are not considered effective for weight loss or weight maintenance

[PubMed: 21795446] 48
