- 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
Best Douglas Laboratories Supplements
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Sam Lioon, company founder, was a nutritional pioneer. He saw an opportunity to help Americans improve their health, and began selling nutritional supplements directly to healthcare professionals. From that humble beginning, Douglas Laboratories has grown into 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.‡
Benefits of Douglas Labs
State-of-the-art manufacturing facilities that surpass GMP standards and manufacturing regulations. 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.
- 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
Real Supplements gives you the best Douglas Laboratories supplements on the market today. Our top-rated lists are fresh and current so you get the best options.
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With over 30 years experience in the health and fitness industry, we
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