Drastic color change in my patients urine after receiving a CyanoKit. : r mildlyinteresting Vitamin B12 Deficiency: Causes, Symptoms, and Treatment Your urine color can say a lot about your health. The yellow tint we associate with typical urine comes from a pigment called urochrome, a byproduct of breaking down hemoglobin. The lighter VITA B12 Injection Australian Commission on Safety and Quality in Health Care Vitamin B12 deficiency, sometimes called cobalamin deficiency, happens when your body is either not getting enough or not absorbing enough vitamin B12 from the foods you eat. Vitamin B12 is an important B12 Sonoran Skin Renewal