BLADDER BUILDER® is gluten-free and non-GMO. No preservatives or artificial ingredients. No soy, milk, egg, shellfish, fish, wheat, or tree nuts. No magnesium or vegetable stearate. All ingredients are third-party tested. USA manufactured in a GMP-certified facility. Every serving comes in a vegetable-based delayed-release capsule to help bypass stomach acidity.* Before consuming this product, always check with your doctor to ensure no contraindications with your medications or medical condition. Not to be consumed by pregnant or nursing women.