b12 500 mcg injection Cyanocobalamin 500mcg at ₹ 80/piece | Multivitamins in Anjangaon sheep and swine as needed Compounded Cyanocobalamin (Vitamin B12) Injection
Description
BGX lists these quality signals throughout the catalog

Additionally, the treatment altered the levels of certain important molecules within the cells, suggesting changes that could inhibit cancer progression

Due to the complicating factor of a shot and the extra cost, it seems the best route for most people is to focus on getting adequate B vitamins from food, and supplement as necessary.

Higher concentrations (2.5ml water = 20mg/ml) reduce injection volume but require more precise measurement
