Looking for a new ingredient supplier for dietary ingredients, APIs, or excipients? Participants in USP’s Ingredient Verification Program have successfully passed our comprehensive, multi-step evaluation process. The following list of companies are participants in USP’s Verification Programs.
Ingredient Verification Program for Active Pharmaceutical Ingredients

Manufactured by: Beijing Geyuantianrun Bio-tech., Limited
- Chymotrypsin (Y-DCT)
- Trypsin (Y-DT)
Manufactured by: Marquis Energy, LLC
- Alcohol, USP
- Dehydrated Alcohol, USP
Ingredient Verification Program for Excipients

Manufactured by: PCCA, Inc.
- LoxOral®
- Anhydrous SuspendIt®
- SuspendIt®

Manufactured by Godrej Industries (Chemicals)
- Cetyl Alcohol; GINOL-16 (98%)
- Stearyl Alcohol; GINOL-18 (98%)
- Cetostearyl Alcohol; GINOL-1618 TA; GINOL 1618 (5050)
Ingredient Verification Program for Dietary Ingredients

Manufactured by Inner Mongolia Kingdomway Pharmaceutical Limited
- Ubidecarenone (Coenzyme Q10)

Manufactured by OmniActive Health Technologies
- Lutemax 2020 Free L/Z NS OS 20% SF
- Lutemax® 2020 Free L/Z OS 20%/NG

Manufactured by E.I.D. PARRY (India) Limited, Parry Nutraceuticals Division
- Organic Spirulina (Arthrospira Platensis) Powder

Manufactured by PuraPharm International (HK) Limited
- Fructus Crataegi Formula Granules
- ONCO-Z Coriolus Versicolor Extract
- Radix Astragali Formula Granules

Manufactured by Shenzhou Biology & Technology Co., Ltd.
- Coenzyme Q10 (Ubidecarenone)
![Jiangyin TSI Pharmaceutical Co., Ltd. [TSI] Logo](/sites/default/files/usp/image/inline/tsi-logo-2.png)
Manufactured by TSI Group Co., Ltd.
- Calcium β-Hydroxy β-Methyl Butyrate Monohydrate (HMB-Ca)
- 3-Hydroxy 3 Methyl Butyric Acid (HMB Acid)

Manufactured by Valensa International
- USPlus® Saw Palmetto Extract

Manufactured by Pharmanza Herbal Pvt Ltd
- Witholytin® - AgeVel® (Ashwagandha Root Extract)

Manufactured by Qingdao Wantuming Biological Products Co., Ltd.
- Chondroitin Sulfate Sodium
Dietary Supplement Verification Program
- 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
- DSM Firmenich – i-Health
- Selected private-label brand 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
- Ultimate Biopharma (Zhongshan) Corporation
- UniCaps LLC
- Valensa
- Selected private-label brand supplements
- Vit-Best Nutrition, Inc.
GMP Audit Only Program
Ingredients:
- AstaReal, Inc.
- Golden Biotechnology Corp.
- Sino Siam Biotechnique Co., Ltd.
Supplements:
- Capstone Nutrition division of INW Manufacturing LLC
- Formulation Technology, Inc.
- IVC Nutrition Company
- Metagenics LLC
- Route2Health (Pvt.) Limited
- SFI USA
- SODX CO., Ltd.
- Usana Health Sciences, Inc.
- USPL Nutritionals LLC
- Vitaquest International, LLC