If you've given up all animal products, you should consider using fortified cereals or nutritional yeasts or taking a vitamin B12 supplement
Platelet-rich plasma injections take a small sample of your own blood, concentrate the platelets to 5 to 7 times their normal level, and inject that concentration under ultrasound guidance directly into the damaged tissue
How to maximize the benefits of a B12 shot To maximize the benefits of a B12 shot, it is important to follow a few key strategies
Adults usually get 1000 mcg (1 mg) of vitamin B12 per injection
16.Whitcomb DC, Buchner AM, Forsmark CE
A high-purity, sterile solution designed for peptide reconstitution, laboratory research, educational use, and general scientific applications