Vitamin B12 is a water-soluble vitamin that assists in the utilization of proteins, carbohydrates and fats
According to Harvard Health, B12 deficiency can be sneaky and harmful often developing silently over years before symptoms become apparent
On-Label vs Off-Label and Compounded Products Vitamin B12 injections are an established medical treatment for confirmed B12 deficiency and related conditions (for example, pernicious anemia and certain malabsorption states), as summarized by the NIH Office of Dietary Supplements in its Vitamin B12 fact sheet for health professionals
Choline deficiency can impair fat export, leading to hepatic steatosis, though dietary choline intake is typically adequate in most individuals
Lumps and swelling during the weeks following treatment are to be expected and will resolve on their own, given time and gentle treatment
The peptide sequence, derived from human growth hormone, appears sufficiently similar to native proteins that the immune system does not mount a response against it