Manufacturers
- W Beverage Company Inc
- W. Health L.P.
- W. S. Badger Company Inc
- W. Spitzner Arzneimittelfabrik GmbH
- W.C. Bio-Pharm Inc
- W.F. Young, Inc.
- W.K. Buckley Limited
- W.T. Rawleigh
- Wachters' Organic Sea Products
- Wada Calcium Pharmaceutical Co Ltd
- Wah Loong Chinese Herbs Ltd. Co.
- Wah Ning Chinese Medicine Co
- Wah Shun Medicine Limited
- Waiora
- Waitaki Biosciences
- Wakaya Perfection
- Wakefern Food Corp.
- Wakunaga of America
- Wakunga of America Co, LTD.
- Wal-Mart
- Waldon Research Corp.
- Walgreens
- Walker Pharmacal Co
- Wallace Laboratories
- Wallace Manufacturing Chemists Limited
- Wally's Natural Products
- WAM Essentials, Inc
- Wan Shou Tang Medical Co Ltd
- Wandler Probiotics, Inc.
- Warner Chilcott Canada
- Warner Laboratories
- Warner-Lambert
- Warp Wellness
- Warren Laboratories
- Warrior Essentials LLC
- Warrior Force
- Warrior Labz
- Warrior Strong Enterprises, LLC
- Wasatch Product Development
- Washington Homeopathics
- Wassen International Ltd
- Watanabe Trading Company
- Water Pik Inc
- WaterOz
- Watkins Inc (Canada)
- Watkins Inc. (USA)
- Watson
- WBP Sports Nutrition
- We Care Distributor Inc.
- We Go Home
- We Heart Nutrition
- We Like Vitamins
- We're In This Together Inc
- Wealtha International
- Weber & Weber
- WeCare Naturally
- Wegmans Food Markets Inc
- Wei Laboratories, Inc.
- Weider Global Nutrition
- Weider Nutrition Group (Canada) Ltd
- Weider Prime
- Weight Loss Innovations, LP
- Weight Loss Services
- Weightlosscontrol
- Weil Lifestyle, LLC
- Weleda
- Weleda (Canada)
- Weleda AG
- Well Roots
- Well Wisdom(TM)
- Well, Naturally Products Ltd.
- Wellbel, Inc.
- Wellements
- Wellesley Therapeutics
- Wellgenix
- WellMed, LLC
- Wellmont Pharma Inc
- Wellness Creations, Inc.
- Wellness for Women
- Wellness International Network, Ltd.
- Wellness Labs, Inc.
- Wellness Primal
- Wellness Resources
- Wellness Support Network Inc.
- WellnessPartners.com
- WellnessPro Incorporated
- Wellnx Life Sciences Inc
- Wellpath
- WellQuest International, Inc.
- Wellspring Laboratories
- WellSpring Pharmaceutical Canada Corp.
- WellSpring Pharmaceutical Corporation
- Wellston-Lamont Holdings, LLC
- Welltrients for Life, Inc
- Welly Health
- WellZymes
- Wely Health Inc
- Wesbridge Biomedical Inc
- West Coast Nutritionals LLC
- West Martin Inc.
- West-Ward Pharmaceuticals Corp.
- Westcoast Naturals
- Western Allergy Services
- Western Botanicals FL, LLC
- Western Family Foods
- Western Herbal & Nutrition
- Western Research Laboratories
- Westminster Pharmaceuticals, LLC
- Westport Group Inc.
- Wet Planet Beverages
- Whey-Factory.com
- WheyUp
- White Flower
- White Heron Pharm
- White-Broadman, Inc.
- Whitehall-Robins Healthcare
- Whole Body Labs, LLC
- Whole Body Research
- Whole Earth Sweetener Company
- Whole Foods Market
- Whole Health Discount Center
- Whole Health Products, LLC
- Whole Herbs Kratom
- Whole World Botanicals, Inc.
- Wholesome Living Nutrients Inc.
- Wholesome Story
- Wholesome Wellness
- Wholistic Herbs Inc
- Wholly Liquid Nutritional Supplements
- Wicked Fast Sports Nutrition
- Wild Fuel
- Wild Rose
- Wild Vineyard
- Wilderness Athlete, LLC
- Wilderness Family Naturals
- Wiley's Finest
- Wilke Resources Inc.
- WilsonsTemperatureSyndrome.com
- Winclove Bio Industries
- Windmill Health Products
- Window Rock Health Laboratories
- Windsor Botanicals
- Windsor Medical Weight Loss Clinic
- Windsor Products
- Windspirit Productions, Inc.
- Windy City Organics
- Wing Hong Medicine Company
- Wing Quon Enterprises Ltd.
- Wink Naturals
- Winston Pharmaceuticals Inc
- Wired Energy Drinks
- Wisdom Natural Brands
- WIsdom of Nature
- Wise Essentials
- Wise Woman Herbals
- Wise Women Essentials
- WiseLife Naturals
- WiseWays Herbals
- WishGarden Herbs
- Wishing.com
- WKC Labs
- WN Pharmaceuticals, Ltd.
- Wocklean
- Wolfson Berg Limited
- Wolfson Brands (UK) Ltd.
- Women to Women
- Women's Best
- Women's Choice Pharmaceuticals
- Women's International Pharmacy
- Womens Choice Pharmaceuticals
- Wonder Foods
- Wonder Laboratories
- Wonder Labs
- Wondercide LLC
- Woodbolt Distribution, LLC
- Woodridge Labs, Inc.
- Woods Supplements
- Woodstock Apothecary
- Woodstock Vitamins
- World Nutrition, Inc
- World Organic
- WorldNiche Herbals
- Worldwide Herbals
- Worldwide Sport Nutritional Supplements, Inc.
- Worldwide Sports Nutrition
- Worwag Pharma GmbH
- Worx Energy Works
- Wright Nutrition Inc
- WTSmed Inc
- Wuhu Rendetang Pharmaceutical Co. Ltd.
- WWU Enterprise, Inc
- Wyeth
- Wyeth Canada
- Wyeth Consumer Healthcare Inc
- Wyked Labs
