Symptoms like rash, itching/swelling (especially of the face/tongue/throat), severe dizziness, and trouble breathing require immediate medical attention
J Orthop Surg Res 14 , 199 (2019)
No synthetic cyanocobalamin SUBLINGUAL DELIVERY FOR EFFECTIVE ABSORPTION - dissolves under the tongue for direct absorption into the bloodstream, bypassing common digestive limitations associated with standard oral supplements PURE & CLEAN FORMULA YOU CAN TRUST - vegan, non-GMO and free from unnecessary additives such as magnesium stearate, silicon dioxide and titanium dioxide
If B12 blood levels and MMA are both high, a functional B12 deficiency could be preventing B12 being useful at cell/tissue level
Groenewegen, A., Rutten, F
Higher carbohydrate intake around training sessions fuels performance and supports muscle glycogen without undermining fat loss