Another possibility is that obesity could lower serum vitamin B12 levels through decreased dietary intake or absorption, increased catabolism, and sequestration in adipose tissue, or changes in the gut microbiota profiles which could affect the metabolism of vitamin B12
Why Finished Peptide Products Require More Than Purity Testing For finished peptide products such as peptide capsules , tablets, or liquid peptide sprays , the word purity can be misleading when used by itself
Final Thoughts Vitamin B12 injections are an effective and fast-acting way to replenish your B12 levels, especially for individuals with absorption issues, dietary restrictions, or symptoms of deficiency
Two independent mechanisms = a potentially synergistic combination
In that case, diet, sleep, and gut-brain work often come first