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Precision selected Golden Cells™.

Not all stem cells are the same. After thousands of procedures, our team discovered a unique subset of umbilical cord–derived mesenchymal cells that consistently delivered better outcomes. Known as Golden Cells™, they now form the foundation of our proprietary treatment protocols.

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It Started with a Pattern

A breakthrough shaped by science and by patients.

It Started with a Pattern
Thousands of treatments. One pressing question.
After years of stem cell therapy and more than 80,000 procedures performed, the Riordan team began to notice something intriguing: some patients were responding better than others. The difference wasn’t always in the diagnosis—it seemed to be in the cells themselves.
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What makes Golden Cells™ different?

Why do Golden Cells™ matter to your treatment?

Golden Cells™ are our most advanced umbilical cord–derived mesenchymal stromal cells (UC-MSCs)—identified through real-world clinical data and selected through a proprietary screening process to prioritize viability, potency, and consistency. After thousands of procedures, our team found that certain MSC batches were repeatedly associated with better outcomes. A retrospective analysis and advanced molecular screening revealed a distinct subset of high-performing cells—now known as Golden Cells™—with enhanced anti-inflammatory and immunomodulatory activity, key mechanisms in regenerative healing.

Why Golden Cells™ are different

Clinically identified:
Discovered by linking specific cell lots to patient outcomes in real-world practice
Rigorously selected:
We have quality analysis for viability, potency, consistency, and biological activity
Molecularly characterized:

Defined by a distinct protein expression pattern across 1,100+ molecular markers
Trusted at scale:
Used in select protocols contributing to 80,000+ procedures since 2008
Digital Download

Explore the science, safety, 
and benefits of cellular therapy.

Have you wanted to explore stem cell therapy, but you’re not sure where to start? 
Our free guide answers the most common questions about what to expect, the science behind our proprietary Golden Cells™, and much more!

Download Guide
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