[106] Other drugs [edit] Certain medications can decrease the absorption of orally consumed vitamin B 12 , including colchicine, extended-release potassium products, and antibiotics such as gentamicin, neomycin and tobramycin
Vitamin B3 (Niacin) : Aids in breaking down proteins and carbs, supporting digestive health and skin
Gastric pentadecapeptide body protection compound BPC 157 and its role in accelerating musculoskeletal soft tissue healing Cell and Tissue Research, 2019 Aug, Volume 377 (Issue 2), Pages 153-159
Further, the periodic introduction of decreased maintenance doses during 2-3 months or for life is possible
Research-only powders sold without a prescription are not approved for human use
These include: Mild nausea or digestive discomfort (more common with oral forms) Dizziness or lightheadedness Injection site irritation, redness, or swelling Possible changes in appetite These side effects typically go away on their own and do not pose long-term risks