B12 Lipotropic Injections Lipo Injections: How Often Should You Take Them? Invigor Medical January 2024 Special Lipo C + B12 Pkg. of 4 each $99 (Reg. $195) What is Lipo C? It's a compounded lipotropic injection that can encourage fat burning for energy in the Did you know there was more than 1 form of Vitamin B12? Hydroxycobalamin Created naturally by bacteria fermentation and is the main type found in food. Easy conversion into methyl B12 with the Vitamin B 12 Injection (10 pack)