1. Abbott Laboratories
2. Alkem Laboratories Ltd.
3. Amway Corp.
4. Bayer AG
5. Bio-Tech Pharmacal Inc.
6. GlaxoSmithKline PLC
7. Healthy Body LLC
8. Merck KGaA
9. Otsuka Holdings Co. Ltd
10. Pfizer Inc.
11. Sanofi S.A.
12. Sun Pharmaceutical Industries Ltd.
13. Superior Supplement Manufacturing
14. The Zydus group
15. Vitablend Nederland B.V.