Our Approach

We’re committed to changing the approach to manufacturing natural supplements worldwide. We offer unrivaled scientific expertise, unmatched quality and dedicated partnership to our clients. Our continued success is built on a foundation of honesty, integrity, and trust – and driven by our determination, professionalism, and advocacy for our clients.


supplement bottles

Navigating the world of supplement production requires a reliable and expert manufacturing partner. At Natural Alternatives International, Inc. (NAI), we specialize in transforming your dietary supplement vision into a high-quality reality.

Industry Leaders

mark ledoux global contract manufacturing

NAI has been an international leader in supplement design, development and manufacturing since 1980.

Clinical Research

supplement testing

The natural supplement industry continues to grow by leaps and bounds as new discoveries for healthy alternatives to traditional medicine are developed

Concept To Launch

dietary supplement production

We turn our clients’ ideas into reality. We manufacture scientifically-rooted, custom formulations that deliver on the promises that our clients make to their customers.