* Now with 1000 IU Vitamin D * Comprehensive daily nutrition based on Dr. Weil"s recommendations * Dietary Supplement * LycoMato Weil Nutritional Supplements: The Science and Quality Weil Nutritional Supplements are based on stringent scientific research. Current, valid studies (published in peer-reviewed scientific journals) are the basis of our formulations, and all products are designed, selected, and approved by Dr. Weil and a team of physicians and researchers who are experts in the field of nutritional supplementation. All of our products must meet strict guidelines for quality control, as well as Good Manufacturing Practices in all aspects of production, testing, and packaging. All product ingredients are tested both prior to and after manufacturing to ensure that the constituents and amounts are correct. No artificial colors, flavors or preservatives added.