These injections, usually containing hydroxocobalamin or cyanocobalamin, are administered intramuscularly, thus bypassing the digestive system where the absorption problem occurs
Typical Dosage The recommended dosage varies depending on individual needs, but a common regimen is a weekly injection containing 1,000 mcg of Vitamin B12
Miss by one tick mark, and you have doubled your dose
The tendon may also become inflamed in response to other problems that affect how you use the shoulder, such as rotator cuff tears, impingement in the shoulder, or shoulder instability (described below)
Because you can't access it
Friedemann T, Kark E, Cao N, Klassen M, Meyer-Hamme G, Greten JH,