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. QÜELL® Fish Oil DHA Soft Chews
      QÜELL® Fish Oil DHA Soft Chews
      Delicious, sugar-free fish oil soft chews supplying 335 mg of total omega-3 fatty acids.
    2. Ultra Protein Plus Chocolate
      Ultra Protein Plus Chocolate
      Chocolate plant-based protein powder with vitamins and minerals
    3. Ultra Protein Plus Vanilla
      Ultra Protein Plus Vanilla
      Vanilla plant-based protein powder with vitamins and minerals
    4. Metabolic Rejuvenation®
      Metabolic Rejuvenation®
      A 28-Day Program with 3 phases of detoxification support
    5. Balance Plus
      Balance Plus
      Omega 3, 6, 9 from fish, primrose, and olive oil
    6. Ultra Protein Green
      Ultra Protein Green
      A nutritionally satisfying, great-tasting vanilla shake designed to deliver important nutrients and antioxidants for a healthy foundation.
    7. S.O.D. (Superoxide Dismutase)
      S.O.D. (Superoxide Dismutase)
      Superoxide dismutase from liver extract
    8. Krill Oil
      Krill Oil
      A source of omega-3 fatty acids, phospholipids and astaxanthin
    9. Multi-Probiotic ® Kids
      Multi-Probiotic ® Kids
      Neutral tasting multi-strain probiotic powder
    10. Immunity
      Powerful Phytonutrients and Vitamins for short-term immunity
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