Douglas Laboratories

Douglas Laboratories has been developing and manufacturing high quality nutritional supplements for over 50 years. They manufacture their products in their 150,000 square foot, GMP-compliant, and ISO accredited facility located in Pittsburgh, PA, USA. The vast majority of their dietary supplements are free from all the common allergens including (but not limited to) soy, yeast, gluten, dairy, sugar, and corn. Their nutrients are also free of artificial coloring, flavoring, and preservatives.

Douglas Laboratories products are eligible for additional ways to save:

  • 2.5% cash back in Rewards Points
  • Free shipping on orders over $49
  • Double Reward Points by using Autoship

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  • Liquid Magnesium

    Douglas Laboratories Liquid Magnesium, 8 fl oz

    Our Price: $28.80

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  • douglas labs liquid vitamin d3

    Douglas Laboratories Liquid Vitamin D-3, 0.75 fl oz

    Our Price: $24.90

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  • MCT | Medium Chain Triglycerides | Weight Loss

    Douglas Laboratories M.C.T., A Structured Lipid, 8 fl oz

    Our Price: $20.90

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  • Douglas Laboratories Liquid D and K

    Our Price: $48.90

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  • Douglas Labs Vita-Kids Immune, 120 Ml Liquid

    Our Price: $45.40

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  • Douglas Laboratories Opti-EPA Liquid

    Douglas Laboratories Opti-EPA Liquid, 8.1 fl oz

    Our Price: $72.90

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