- ABCO Laboratories Inc., Fairfield, CA, US, 800/678-2226
- ABS Corp., Omaha, NE, USA, 800/553-4550
- Access Business Group, Buena Park, CA, 714/562-6397
- ADH Health Products Inc., Congers, NY, USA, 800/262-9002
- AIE Pharmaceuticals, Ontario, CA, USA, 909/947-9898
- Arizona Nutritional Supplements, Chandler, AZ, US, 480/966-9630
- Atlantic Essential Products Inc, Hauppauge, NY, USA, 631/434-8333
- Avoca, a div. of R.J. Reynolds, Merry Hill, NC, US, 252/482-2133
- Azopharma, Miramar, FL, USA, 954/433-7480
- Banner Pharmacaps, High Point, NC, US, 336/812-4729
- Beehive Botanicals Inc., Hayward, WI, US, 800/233-4483
- Best Formulations, City of Industry, CA, US, 626/912-9998
- BI Nutraceuticals, Long Beach, CA, US, 310/669-2100
- Botanicaps Inc., Lake Forest, CA, US, 949/586-4372
- Captek Softgel International Inc., Cerritos, CA, USA, 562/921-9511
- Century Foods International, Sparta, WI, US, 608/269-1900
- Ceutical Laboratories Inc., Dallas, TX, USA, 972/241-8374
- Chemical Solutions Ltd., Mechanicsburg, PA, US, 717/697-7536
- Chromadex Inc., Irvine, CA, US, 949/419-0288
- Coating Place Inc., Verona, WI, US, 608/845-9521
- Deerland Enzymes, Kennesaw, GA, USA, 770/919-8907
- Deseret Laboratories International, St. George, UT, US, 435/628-8786
- Erie Foods International Inc., Erie, IL, US, 800/447-1887
- Fortitech Inc., Schenectady, NY, US, 800/950-5156
- Garden State Nutritionals, West Caldwell, NJ, US, 973/575-9200
- Generex Labs, Naples, FL, USA, 239/592-7255
- GMP Laboratories of America Inc., Anaheim, CA, US, 714/630-2467
- Hauser Laboratories, Boulder, CO, USA, 720/406-4669
- Healthy Solutions, Scottsdale, AZ, USA, 480/991-7700
- Herbally Yours Inc., Gilbert, AZ, USA, 480/892-8220
- Image Systems, Commerce, CA, US, 800/280-9205
- Industrial Laboratories, Wheat Ridge, CO, US, 303/287-9691
- Innovative Health Products Inc., Largo, FL, US, 800/654-2347
- Integrated Biomolecule Corp., Tucson, AZ, USA, 520/219-2900
- Jarrow Formulas, Los Angeles, CA, US, 800/726-0886
- MedOp Inc., Oldsmar, FL, 888/290-6294
- Micelle Laboratories Inc., Lake Forest, CA, USA, 949/951-5150
- Natural Nutrition Center, Copiague, NY, US, 800/643-3351
- Natural Vitamins Laboratory Corp., Miami, FL, USA, 305/265-1660
- Naturely Inc., Bridgeville, CA, US, 707/574-9465
- Nelson Laboratories Inc., Salt Lake City, UT, US, 800/826-2088
- New Era Nutrition, Edmonton, AB, Canada, 780/423-4551
- NHK Laboratories Inc., Santa Fe Springs, CA, US, 562/944-5400
- Ningbo Inno Pharmachem Co., Ningbo, Zhejiang, China, +86 574 27787870
- NPA Laboratories, Garden Grove, CA, USA, 949/596-4825
- NSF International, Ann Arbor, MI, US, 800/NSF-MARK
- Nutramed Inc., Chino, CA, USA, 909/902-5005
- Nutri-Force Nutrition, Miami, FL, USA, 800/455-3396
- Nutrition Farm, Campton, KY, US, 800/246-6333
- Nutritional Laboratories International, Missoula, MT, US, 406/273-5493
- Organic by Nature Inc., Long Beach, CA, US, 800/452-6884
- POS Pilot Plant Corp., Saskatoon, SK, Canada, 800/230-2751
- Robinson Pharma Inc., Santa Ana, CA, USA, 714/241-0235
- San Francisco Herb & Natural Food, Fremont, CA, US, 800/227-2830
- Shamrock Technologies Inc., Newark, NJ, US, 800/349-1822
- Shuster Laboratories Inc., Canton, MA, US, 800/444-8705
- Silliker - Plant Bioactives Research Institute, Orem, UT, US, 801/226-3002
- Sinochem Jiangsu, Nanjing, China, +86 25 2852898
- Techceuticals, Bluffton, SC, USA, 843/815-7441
- Telmark Packaging Corp., Matawan, NJ, US, 732/739-9100
- Tishcon Corp., Westbury, NY, US, 516/333-3050
- Total Nutrition Technology, Leesburg, FL, 352/435-0050
- Valentine Enterprises Inc., Lawrenceville, GA, US, 770/995-0661
- Vesta Pharmaceuticals Inc., Indianapolis, IN, US, 888/55-VESTA
- Wellington Foods Inc., Long Beach, CA, US, 562/989-0111
- Xetapharm Inc., New Brunswick, NJ, US, 800/858-5854
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