what is l-carnitine supplement good for NaturaLife Labs Acetyl (ALCAR) 1500 mg per Serving – 100 Capsules – Non-GMO, Gluten-Free, Vegan : Health & Household Acetyl L-Carnitine 500 mg Capsules

Cobalamin is water soluble which means whatever is not absorbed by the body will be eliminated in the urine

Gastrointestinal conditions Some gastrointestinal conditions may affect how vitamin B12 is digested or absorbed, such as: history of gastrointestinal surgery celiac disease Crohns disease pernicious anemia infections, such as from Helicobacter pylori bacteria or parasites pancreatic insufficiency or cancer bowel cancer folic acid deficiency small intestinal bacterial overgrowth Vitamin B12 injections may be more helpful for people with gastrointestinal conditions than oral products

Microb Biotechnol 14(2):726736

Imamura S (1980)