While this isn't typically harmful, it may indicate an underlying condition or excessive supplementation
For researchers, the choice between them is straightforward once you know what you're trying to study
So, when your B12 is low, its no wonder you feel drained
It is particularly common in individuals with certain risk factors, including those who have undergone gastric or small intestine resections, have inflammatory bowel disease, use metformin or proton pump inhibitors, follow a vegan diet, or are older than 75 years
A 2024 meta-analysis in JCEM, Inositol for Polycystic Ovary Syndrome: Systematic Review and Meta-analysis , found selective metabolic benefits in some contexts, which does not validate MIC injections for universal weight loss
The brand and type depend on your prescription and needs