not responding to b12 injections Feeling worse after Injection: Answering concerns How Quickly Does a B12

doi: 10.1152/ajpendo.1995.268.6.E1192

References ACS Chemical Biology (2023) Synthetic ERR// Agonist Induces an ERR-Dependent Acute Aerobic Exercise Response and Enhances Exercise Capacity Journal of Pharmacology and Experimental Therapeutics (2024) A Synthetic ERR Agonist Alleviates Metabolic Syndrome Circulation (2024) Novel Pan-ERR Agonists Ameliorate Heart Failure Through Enhancing Cardiac Fatty Acid Metabolism and Mitochondrial Function American Journal of Pathology (2023) Estrogen-Related Receptor Agonism Reverses Mitochondrial Dysfunction and Inflammation in the Aging Kidney

Stier H, Vos E, Kenley D

If you don't eat animal products, or you have a medical condition that limits how well your body absorbs nutrients, you can take vitamin B12 in a supplement or eat plant-based foods fortified with B12