OUR COMMITMENT TO QUALITY

Your practice and patients will benefit from our commitment to quality. Douglas Laboratories is GMP and NSF International registered, ISO accredited for in-house laboratories, approved to produce certified organic products, and NSF Certified for Sport®.


Our uncompromising operational practices at our state-of-the-art manufacturing facilities 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/IEC 17025:2005 accreditation of in-house laboratories
  • VCP (Vendor Certification Program) to ensure raw material quality
  • Approved facility to produce NSF Certified for Sport® products
  • Member of Council For Responsible Nutrition

To access Certificates of Analysis for our broad-spectrum, US-sourced agricultural hemp product, click here.


Allergen/GMO

  • All Douglas Laboratories products are GMO-free. We obtain statements from each of our suppliers certifying that the ingredients do not contain GMOs. For some nutrients, we conduct PCR testing to confirm the absence of genetically modified material.
  • All allergens are disclosed on the label in accordance to FDA labeling guidelines for the 8 major allergens: milk, wheat/gluten, fish, shellfish, egg, peanut, tree nut, soy. Comprehensive allergen procedures are in place to prevent ingredient cross-contamination during manufacturing and storage.