It was found that the stiffening of the ECM impaired the differentiation of alveolar type II (AT2) epithelial cells into type I (AT1) cells 13,14 , which damaged the self-repairing abilities of alveolar structure
The choice depends on muscle mass and the doctors preference
The lack of vitamin B12 may result from any of the following conditions: Addisonian (pernicious) anemia this condition causes autoantibody formation against parietal cells, which results in a lack of IF essential for absorption of vitamin B12 from the intestine Malabsorption impaired absorption of vitamin B12 Gastrointestinal pathology, dysfunction, or surgery these include atrophic gastritis, celiac disease, small bowel bacterial overgrowth, pancreatic insufficiency, Helicobacter pylori infection, gastric carcinoma, and total or partial gastrectomy Diphyllobothrium latum and related species (the fish tapeworm) infestation these parasites compete with vitamin B12 for intestinal absorption
Supplement, it really comes down to individual needs, lifestyle, and health conditions
It promotes angiogenesis (new blood vessel formation), accelerates collagen synthesis, and modulates the body's inflammatory response
Other Vitamin B Complexes include Thiamine (B1) and Riboflavin (B2)