Douglas Laboratories formulates products with the understanding that every patient is different and that each healthcare professional brings his or her own philosophy and clinical experience into play when working with a patient. We provide a wide selection of vitamin, mineral and amino acid products to meet the unique biochemical and metabolic needs of each patient. Our selection of individual and multi-nutrient products gives the practitioner the ultimate ability to customize supplementation based on lab results, clinical presentation and other parameters to provide personalized nutrition for each patient.

Ultra Preventive®

14 unique formulas available in tablets or capsules.

  • Ultra Preventive® Product Selection Guide
  • Ultra Preventive® Multivitamins Patient Guide

  • View the Guide to Foundational Support for Healthy Aging

    QÜELL Fish Oil®

    A suite of ultra-pure, supercritical CO2 extracted, omega-3 fish oils in fish gelatin softgels.

  • QÜELL Fish Oil® Product Selection Guide
  • The QÜELL Fish Oil® Difference Patient Guide
  • Dr. Jacob Teitelbaum+

    Dr. Teitelbaum is a board-certified internist and has been a nationally recognized expert in the fields of fatigue and sleep management for the past 30 years.

    Learn how to apply Dr. Teitelbaum's Tune-Up Program in your practice today.

    +Dr. Teitelbaum is a retained consultant for Douglas Laboratories.

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    1. G.F.S.-2000 ® (Capsules)
      G.F.S.-2000 ® (Capsules)
      Phytonutrient-rich greens for daily wellness
    2. Ultra Liver Support‡
      Ultra Liver Support‡
      Contains several lipotropic nutrients and herbal ingredients for liver and gastrointestinal tract support
    3. MitoTone® Plus
      MitoTone® Plus
      MitoTone® Plus is a unique dietary supplement designed to provide a broad spectrum of beneficial mitochondrial energy production support nutrients.
    4. Methyl Folate 5 mg
      Methyl Folate 5 mg
      Folate as L-methylfolate 5 mg capsule
    5. QÜELL® Fish Oil Clinical Strength DHA
      QÜELL® Fish Oil Clinical Strength DHA
      Supercritical CO2 Triglyceride
      900 mg of Omega-3 DHA per softgel
    6. S.O.D. (Superoxide Dismutase)
      S.O.D. (Superoxide Dismutase)
      Superoxide dismutase from liver extract
    7. SeasonALL ™
      SeasonALL ™
      Seasonal support to environmental changes
    8. Immunity
      Powerful Phytonutrients and Vitamins for short-term immunity
    9. Mycoceutics ®
      Mycoceutics ®
      Organic ten mushroom formula with Beta 1,3 glucan
    10. Glutathione Plus ™
      Glutathione Plus ™
      Reduced L-glutathione with N-Acetyl-L-Cysteine
    11. Germanium (Capsule)
      Germanium (Capsule)
      Germanium bis-carboxyethyl sesquioxide capsule
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