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. Flax Seed Oil (Softgels)
      Flax Seed Oil (Softgels)
      Essential fatty acid support
    2. Ultra Preventive ® EZ Swallow
      Ultra Preventive ® EZ Swallow
      An easy to swallow tablet version of Ultra Preventive® X signature formula with Metafolin®
    3. Ultra Protein Plus Chocolate
      Ultra Protein Plus Chocolate
      Chocolate plant-based protein powder with vitamins and minerals
    4. Ultra Preventive ® Kids (Orange Flavor)
      Ultra Preventive ® Kids (Orange Flavor)
      Orange-flavored chewable multivitamin tablets
    5. Ultra Protein Plus Vanilla
      Ultra Protein Plus Vanilla
      Vanilla plant-based protein powder with vitamins and minerals
    6. Liposomal Glutathione
      Liposomal Glutathione
      Reduced glutathione with a liposomal phospholipid
    7. QÜELL® Fish Oil Clinical Strength EPA
      QÜELL® Fish Oil Clinical Strength EPA
      Supercritical CO2 Triglyceride
      900 mg of Omega-3 EPA per softgel
    8. Essential-4 Nutrition Pack
      Essential-4 Nutrition Pack
      A multinutrient convenience pack for daily wellness
    9. Ultra Preventive 50+
      Ultra Preventive 50+
      A unique multivitamin/mineral specially formulated for cognition, vision, and healthy aging‡
    10. Metabolic Rejuvenation®
      Metabolic Rejuvenation®
      A 28-Day Program with 3 phases of detoxification support
    11. Ultra Liver Support‡
      Ultra Liver Support‡
      Contains several lipotropic nutrients and herbal ingredients for liver and gastrointestinal tract support
    12. MitoTone® Plus
      MitoTone® Plus
      MitoTone® Plus is a unique dietary supplement designed to provide a broad spectrum of beneficial mitochondrial energy production support nutrients.
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