Some of the most common side effects (but not extremely frequent) are: anorexia weight loss dizziness fatigue or drowsiness difficulty with concentration and psychomotor slowing speech difficulty nervousness tingling or prickling sensations abnormal vision fever Additional side effects include: difficulty with memory changes in taste diarrhea numbness nausea abdominal pain upper respiratory tract infection hair loss changes in mood/suicidal thoughts These symptoms may subside after the body adjusts to the medication
Acharya NK, Levin EC, Clifford PM, et al
Individual Health Considerations: People with certain medical conditions or those taking specific medications should consult with a healthcare provider before starting B12 and Lipo injections
Aparicio IM, Garcia-Marin LJ, Andreolotti AG, Bodega G, Jensen RT, Bragado MJ
[DOI] [PubMed] [Google Scholar] 228.Dalla Pellegrina C., Perbellini O., Scupoli M.T., Tomelleri C., Zanetti C., Zoccatelli G., Fusi M., Peruffo A., Rizzi C., Chignola R