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Best Sellers

Douglas Labs manufactures dietary supplements scientifically formulated to help support enhanced energy levels and muscle function to help you reach your fitness goals. Choose from products that support the adrenal and thyroid glands and promote physical and mental endurance.



Learn more about Douglas Laboratories® Best Sellers and Unique Formulations

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  1. SAM-e (capsules)
    SAM-e (capsules)
    SAM-e vegetarian capsules deliver 200 mg of S-adenosyl-methionine in acid-resistant capsules that provide both protection and pH targeted release in intestinal fluid.
  2. Multi-Probiotic ® 40 Billion
    Multi-Probiotic ® 40 Billion 60's
    A synbiotic blend of 16 potent strains with scFOS prebiotic
  3. TestoGain™
    TestoGain™
    Promotes optimal testosterone function for men and women
  4. Metabolic Lean®
    Metabolic Lean®
    Three clinically studied ingredients for metabolic support
  5. Ultra HNS (Hair
    Ultra HNS
    Strengthens hair, nails & skin
  6. Berberine Balance
    Berberine Balance
    Supports lipid and glucose metabolism
  7. Vitamin K2
    Vitamin K2
    Vitamin K2 as MK-7 (soy-free)
  8. B-Complex
    B-Complex
    A methylated B vitamin complex in capsule form with Intrinsic factor for B12 absorption
  9. AdrenoMend™
    AdrenoMend™
    Ten herbal adaptogens for adrenal support
  10. Cardio-Edge ®
    Cardio-Edge ®
    Contains plant sterols and Sytrinol™, a clinically studied ingredient for cholesterol maintenance
  11. Glucosamine + MSM Forte ™
    Glucosamine + MSM Forte ™
    Glucosamine Sulfate 500 mg plus MSM
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