Can pedialyte cause bright yellow urine?

Yes, Pedialyte can cause bright yellow urine due to its high electrolyte content, particularly the presence of riboflavin (vitamin B2), which can turn urine a bright yellow color. This change is generally harmless and indicates that the body is excreting excess vitamins. If you have concerns about urine color or other symptoms, it's always a good idea to consult a healthcare professional.