b12 injection red urine Not all that is is blood: a curious case of chromaturia Vitamin B12: All You Need

This means that if you are experiencing a Vitamin B12 deficiency, you may be producing low doses of serotonin, a chemical vital in boosting your mood

Their proposed role is indirect

The Multi-Marker System That Actually Works Testing just B12 levels is like checking your gas gauge but ignoring whether your engine is actually running

doi: 10.1186/s12950-020-00267-z 20 DingLYuanXYanJHuangYXuMYangZet al

Consequently, further investigation into the modulation of hormone receptors by acupuncture is warranted

Paresthesia in hands and feet Many adults and children who have experienced a vitamin B12 deficiency have experienced paresthesia, which refers to a burning or pins-and-needles sensation in certain areas of the body, like the hands and feet