
QS-21 Vaccine Adjuvant
- 95%+ efficacy proven in Shingrix vaccine
- Active in 20+ Phase I–III clinical trials
- Sustainable FSC-certified bark sourcing




FDA-Registered Wholesaler
GMP Certified
EXCiPACT Certified
VuRoyal Pharmaceutical offers GMP-certified vaccine adjuvants, including QS-21, and clinical trial supply services for research organizations and pharmaceutical developers. Products support human and veterinary vaccine development, clinical trials, and generic drug research, with full regulatory compliance, FDA-registered distribution, and end-to-end global supply chain capabilities.
Talk to our experts for custom solutions and tailored guidance.
Apply Filters




eMolecules is an online chemical sourcing platform used by researchers to search and procure research-grade chemical compounds from global suppliers. While VuRoyal Pharmaceutical specializes in GMP-certified vaccine adjuvants and clinical trial supplies rather than general catalog chemicals, our products — including QS-21 — are available for qualified research organizations and clinical trial sponsors upon request.
Talk to our experts for custom solutions and tailored guidance.

QS-21 adjuvant and clinical trial supplies support development of vaccines for shingles, RSV, malaria, COVID-19, HIV, and cancer.

Reference listed drugs, analytical testing, and adjuvant supply for Phase I–III clinical trials across infectious diseases and oncology.

FDA-registered wholesale distribution of specialty drugs and adjuvants to hospitals, clinics, pharmacies, and research institutions.

Veterinary-grade adjuvants including QA-21, Vet-sap, and Ultra for animal vaccine formulation and efficacy research.
Talk to our experts for custom solutions and tailored guidance.
As the exclusive China distributor for Desert King International, VuRoyal provides unrivaled access to GMP-certified QS-21 vaccine adjuvant used in 5 globally approved vaccines.
FDA-registered and Massachusetts-approved, VuRoyal manages the full supply chain including import filing, customs clearance, cold chain logistics, and USP/CFR-compliant documentation.
Backed by founders with decades of pharmaceutical R&D experience, VuRoyal provides free regulatory guidance and technical consultation for reference preparation and adjuvant selection.
Submit your inquiry and our pharmaceutical experts will respond with product availability, pricing, and regulatory guidance tailored to your research needs.
For immediate assistance, feel free to give us a direct call at +1 617-870-2690 You can also send us a quick email at
For immediate assistance, feel free to give us a direct call at +1 617-870-2690 You can also send us a quick email at