From hydration levels to kidney and bladder health, urine colour can reveal early warning signs you shouldn't ignore. Pale yellow is normal. But red, cloudy, or dark urine deserves attention. A I'm not sure if this could be answered bc I tried googling and didn't get a straight answer. I have been getting injections of b12. My pee is tinted red pink from Why urine color changes when you take certain drugs Srilekha Raguraman posted on the topic LinkedIn Does a B12 shot change urine color to pinkish? Frontiers Case Report: Pink Urine Syndrome Following Exposure to Propofol: A Rare, Impressive but Benign Complication