Cranberry works by inhibiting the adherance of bacteria to the surface of the bladder and urinary tract walls. It also has been shown to reduce urinary pH and maintain urinary tract health. For this reason cranberry may be indicated to help in the prevention of urinary tract infections like cystitis. If symptoms persist consult your healthcare professional. If pain or irritation persists for more than 48 hours consult your doctor. The presence of blood in the urine warrants immediate medical attention. No added yeast, starch, gluten, lactose, artificial colours or flavours, artificial sweeteners or dairy products. Dosage Take 1 capsule daily with food or as recommended by your healthcare professional.