Some foods like carrots, blackberries, beets, and rhubarb can turn your pee a pinkish-red color. This can also be a side effect of medications like the antibiotic rifampin or a drug for urinary tract infections (UTIs) called phenazopyridine.
You might have blood in your urine, so let your doctor know. It doesn’t always mean there’s a problem, but it can be a sign of kidney disease, a UTI, prostate problems, or a tumor.