D-Mannose is better than antibiotics and 50 times better than cranberry juice for treating and preventing urinary tract and bladder infections. Research has shown that D-Mannose can cure 90% of UTI’s in 1-2 days, and is better at killing E. coli the bacteria that most frequently is the causative agent. Frequent UTI’s can lead to more serious kidney infection so be sure to check with your health care professional if you suffer from frequent UTI’s. D-Mannose can be found in your health food store.