These benefits are: Rapid replenishment of Vitamin B12 stores Bypassing the digestive system, ensuring direct delivery into the bloodstream Higher bioavailability compared to oral supplements Its best to talk to a doctor about the right treatment
When these nerves are damaged communication begins to break down
Vitamin B12 is used as a supplement nutritive source and in the management of Vitamin B12 deficiencies in cattle, horses, swine, sheep, dogs and cats
Also, sadly enough, there also are many types of (chronic) diseases that require B12 injections, such as Pernicious Anemia, people with Crohns, celiac, and people with intestinal imbalances, such as intestinal tapeworms and excessive bacterial growth
Any vision decline is of concern, and you should visit an optometrist before assuming your blurry vision is due to a vitamin deficiency