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Luckily, there are a few effective treatment options, such as B12 injections vs oral therapy
VITAMIN B12 INJECTIONS For Vitamin B12 Deficiency, B12 Nutritional Deficiency, Pernicious Anemia, Schilling Test
Elevated homocysteine and methylmalonic acid (MMA) are biomarkers of functional B12 insufficiency
This is based on its ability to counteract ketamine and MK-801, NMDA receptor antagonists that model negative-like schizophrenia symptoms in rodents
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