Methylcobalamin shots are a powerful B12 injection that is the most active form of B12. The body uses the Methylcobalamin to convert into Cyanocobalamin. It increases your energy levels and decreases your appetite along with a series of other benefits. Some benefits include a boost energy, reduction in appetite, supporting healthy skin, hair and nails, improving heart health, helping brain function, improveing mood, helping with symptoms of depression, supporting bone health, and helping with red blood cell formation.