Manufacturers
- Body Superior
- Body Systems Labs
- Body Wise (Canada)
- Body Wise International, Inc.
- BodyBio, Inc.
- BodyBreak Health Inc
- Bodybuilding Provision Technologies
- Bodybuilding Supplements
- Bodybuilding.com
- Bodycor Naturals
- BodyHealth
- BodyHealth.com, LLC.
- BodyLogicMD
- BodyLogix
- Bodyonics, Ltd.
- Bodystrong
- BodyTogs, LLC
- BodyVega Nutrition
- BodyWell Nutrition LLC
- Bodyworx Nutri-Genics
- Boehringer Ingelheim
- Boiron Canada Inc
- Boiron USA
- Boisson Slow Cow Inc.
- Boland Naturals, Inc.
- Bomuca International
- Bona Dea Ltd.
- Bonafide Health LLC
- BonGeo Pharmaceuticals, Inc.
- Bonita Pharmaceuticals
- Bonus International, LLC.
- Boost Marketing Group
- BoostMana LLC
- Booty Magic
- Boreal Medicinal Canada
- Boscolini LLC
- Boston America Corp.
- Boston HMR
- Boston Nutraceutical Science S.L. (BNS)
- Boston Therapeutics Inc
- Botanic Tonics
- Botanica Boost
- Botanical Laboratories
- Botanical Slimming Products
- Botanical Sources
- BotanicLab
- Botanix Enterprise
- Botany Bay
- Boujee Hippie
- Bowmar Nutrition
- Bowtrol
- BPI Health
- BPI Sports
- BPT LLC
- BR International, LLC
- Bradeson Naturals
- Bradley's Bioscience
- Bragg Live Foods, Inc.
- Brain Armor
- Brain Forza Labs Inc.
- Brain Research Labs
- Brainard's Natural Remedies
- Brainchild Nutritionals, LLC
- BrainJuice
- BrainMD Health
- BrainQUICKEN LLC Research and Technologies
- Brainz Power
- Brand New Energy LLC
- Brandywine Pharmaceuticals, LLC
- Brassica Protection Products LLC
- Brauer
- Brawn Nutrition
- Brazilian Basics
- Brazilian Energy
- Breakthrough Engineered Nutrition
- Breakthrough Labz
- Breakthrough Supplements LLC
- Breathable Foods, Inc
- Breathe, Inc.
- Breckenridge Pharmaceutical, Inc.
- Bremenn Research Labs, LLC
- BRI Nutrition LLC
- Brickell Men's Products
- Bricker Labs
- Brickhouse Nutrition
- Brie Laboratories, Inc
- Bright Beginnings
- Bright Brain, Inc.
- BrightDay
- Bringwell Sverige AB
- Brioschi Pharmaceuticals International LLC
- Bristol-Myers Squibb Co.
- British Dragon
- BRL Sports Nutrition
- Bro Science Labs
- Brock Beauty, Inc.
- Brodicol Products
- Bronchosirum Inc
- Bronson Laboratories
- Brooklyn Premium Corp.