 Douglas Laboratories. For over 60 years, Douglas Laboratories has research developed and formulated innovative science-based nutritional supplements designed to support healthy aging and overall wellness. To ensure the highest quality, all raw materials are third-party tested for identity and potency. Some popular products from Douglas Laboratories includes a SCORPLEX 1000. This formula provides pure vitamin C as a SCORPIC acid specifically buffered with calcium, magnesium, and potassium as SCORBATES as well as a proprietary citrus pectin and bioflavonoid complex, CalMAG. This product provides 500 milligrams of elemental calcium and 500 milligrams of elemental magnesium in a one-to-one ratio. Additional nutrients include boron, glutamic acid, and vitamins C and D3 in support of the maintenance of healthy bone structure. Ultra-preventative X. This carefully formulated comprehensive synergistic complex provides bioavailable multivitamins and minerals as well as carotenoids, enzymes, and an organic fruit and vegetable blend in support of overall health and wellness. If you have any questions, please call, visit, or email the Professional Supplement Center and one of our knowledgeable supplement specialists will be happy to assist you.