Healthy4LifeOnline delivers the top 12 rated Douglas Laboratories Products on the market today. We keep our lists fresh and current so you get the best options and top rated….

Douglas Laboratories

Douglas Laboratories is a globally recognized leader in the development and manufacturing of innovative, science-based nutritional supplements, designed to help healthcare practitioners who are focused on the healthy aging and active lifestyles of their clients.

  • Highest sourcing standards for exceptional purity, free from contamination, best absorbability
  • GMP-compliant manufacturing facility; third-party, NSF International registered and inspected for good manufacturing practices
  • An approved producer of NSF certified-for-sport products with an ISO-accredited internal quality laboratory
  • Research-based ingredients to create safe, effective nutritional products for our doctors and health-conscious consumers.
  • Third party laboratory testing to ensure purity and potency

The Top 12 Best Douglas Laboratories Supplements Reviewed

Top Benefits of Douglas Labs


State-of-the-art manufacturing facilities that surpass GMP standards and manufacturing regulations.


  • cGMPs for nutritional supplements in accordance with 21 CFR Part 111
  • NSF International has registered Douglas Laboratories as a GMP manufacturing facility
  • ISO 9001:2008 certification and ISO/IEC 17025:2005 accreditation of in-house laboratories
  • VCP (Vendor Certification Program) to ensure raw material quality
  • Approved facility to produce Certified Organic products
  • Approved facility to produce NSF Certified for Sport® products
  • Member of Council For Responsible Nutrition


Amazon Best Seller Products List Last Updated on 2018-07-16

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