b12 injections vs oral supplements Vitamin vs. Supplements: Which is Better? 7 Key Benefits of Vitamin

doi:10.1097/MAO.0000000000002635

Clinics market it for human use and bundle it with consultations and administration, which raises the price into the hundreds

Intramuscular injection bypasses the digestive system entirely, which may be particularly relevant for patients with gastrointestinal conditions, medication interactions, or nutrient-specific absorption challenges

While I usually recommend the methylated version of B12 (such as the one by Pure Encapsulations), individuals with the COMT genetic SNP may benefit more from the hydroxy- or adeno- forms of B12

Vitamin deficiency has also been shown to provide psychological symptoms as well including feelings of depression, irritability, and other significant changes in behavior