Compounded Hydroxocobalamin (Vitamin B12) Injection Boost your energy with a Vitamin B12 injection! These shots also promote healthy skin, hair and nails. B12 can also help prevent anemia, dementia, and depression. BOOK APPOINTMENT ON OUR WEBSITE. WE Vitamin B12 Injection Dose for Adults: 7 Key Facts on Dosage & Frequency Liv Hospital Annual Membership Program is here! If you are looking for a simple, predictable way to take care of your health, our Nanoom Membership includes: Primary care visits Blood tests