Eating red dragon fruit can cause urine to turn red, red dragon fruit causes urine to turn red, not the role of anthocyanins inside, but the role of beet heme. The main color-forming group of beet red is beet aldehyde, which will be hydrolyzed in the human body through the digestive system, and the color-forming group of beet red is relatively stable and not easily degraded by the human body. So there will be with the feces or urine from the urinary system and digestive system discharge, resulting in light red urine, or defecation will have red stool, and sometimes sweating when there will be light red sweat. So don’t be afraid to eat red dragon fruit urine turn red, generally speaking, drink more water for a few days will disappear. If you are not sure, you can do a routine urine test to see if it is true hematuria.