Discover nutrition cleartract powder, d-mannose is a natural substance that promotes a healthy urinary tract. With d-mannose as the sole ingredient, this sugar alternative is free of unnatural and unnecessary additives and ingredients, allowing its pure nutritional value to remain uncompromised. This product is gluten-free, all natural and does not contain artificial dyes. Each tub of discover nutrition cleartract powder, d-mannose contains 1.76 oz. Of product. See label for warnings.