Individuals with B12 deficiency, which can occur due to dietary restrictions (e.g., vegan or vegetarian diets), gastrointestinal disorders affecting absorption, older age, or certain medical conditions that interfere with B12 absorption
This takes in the entire med history, medication and allergy check, and reviews for pregnancy or breastfeeding
This nerve damage may result from diabetes, vitamin deficiencies, autoimmune disease, chemotherapy, alcohol or drug misuse, and other causes
In short, the pairing is studied for recovery and soft-tissue repair but only as separate molecules, and only at a preclinical (mostly rodent) tier