The arginine salt provides substrate for nitric oxide synthesis, which further enhances blood flow to healing tissues
So, the preclinical and clinical studies showed that vitamin B12 is an essential micronutrient involved in the preservation of pain inhibitory and excitatory neurotransmitters balance, inflammation moderation, and consequently in the diverse behavioral process including sleep, learning, memory, and sensation of pain [7, 19]
The injection is providing you with the necessary B vitamins regardless of your food intake, which is helpful especially if you have trouble eating a balanced diet (due to illness or other reasons)
Repeating the blood test can help differentiate between a temporary spike (for example, after an injection) and a persistent elevation
It's been shown to promote stem cell proliferation