XYMOGEN has been used and trusted by thousands of practitioners and clients nationwide for over 20 years. They are a family owned company and have your health in mind when choosing top quality, pure and effective ingredients. All capsules are vegetable source and with minor exceptions the formulas do not contain wheat, gluten, corn protein, yeast, soy, animal, or dairy products. None of their formulas contain artificial colors, artificial sweeteners, or preservatives. All of the facilities that manufacture product for XYMOGEN are TGA,NPA and NSF certified. For any questions about XYMOGEN Products please give us a call at OVitaminPro.com 877-465-0844.