The manufacturers listed below have chosen to participate in USP's verification program for dietary supplements. They have submitted selected products and brands for verification.
- CapTek Softgel International
- Selected private-label brand supplements
- Church & Dwight Co., Inc.
- Selected private-label brand supplements
- Contract Pharmacal Corp. (CPC)
- Selected private-label supplements
- DrVita, Inc.
- Selected private-label supplements
- International Vitamin Corporation
- Selected private-label brand supplements
- Lang Pharma Nutrition Inc.
- Selected private-label brand supplements
- Lily of the Desert Nutraceuticals
- Selected private-label brand supplements
- MeriCal Inc.
- Selected private-label brand supplements
- Natal’s Inc. DBA: Ritual
- Selected private-label supplements
- Natrol Industries LLC
- Selected private-label supplements
- Natural Factors Nutritional Products Ltd.
- Selected private-label brand supplements
- Nutrawise Health & Beauty Corporation
- Selected private-label brand supplements
- Pharmavite LLC
- Selected private-label brand supplements
- RB Manufacturing LLC (Schiff Vitamins)
- Selected private-label brand supplements
- NHS U.S., LLC
- Selected private-label brand supplements
- Trident Seafoods Corporation
- Selected private-label brand supplements
- UniCaps LLC
- Selected private-label brand supplements
- Valensa
- Selected private-label brand supplements
- Vit-Best Nutrition, Inc.
- Selected private-label brand supplements