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From custom formulation, supplement production,
and packaging, we help our clients bring healthy,
nutritional supplements to millions of people.

Custom Formulation

NAI offers science-based guidance when designing nutritional products, so our clients have what they need to differentiate their brand in the market while ensuring safety and efficacy.


With full-service manufacturing facilities, NAI develops science-backed products to deliver high-volume orders. From raw material testing to manufacturing and more, we have the capacity to meet your demand.

QA Testing

NAI ensures your products meet rigorous control processes to test their safety before they go to market. Our processes are certified by the U.S. Food and Drug Administration as well as other reputable certifiers.

Finished Goods Packaging

With a packaging format designed for your needs, NAI can help clients create labels, meet FDA regulations and provide science-based label claims.

Stability Programs

Our comprehensive in-house program ensures your product retains the highest quality throughout its shelf life. From sample storage to stability protocol development and much more, you’ll receive thorough data on your product before it goes to market.

CarnoSyn® Brands

Exclusively from NAI, the CarnoSyn® Brands portfolio of patented ingredients and finished products encompass key markets: CarnoSyn® for Sports Nutrition, SR CarnoSyn® for Health & Wellness, and Sustained RX® for Direct-to-Consumer.

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Natural Alternatives International

Natural Alternatives International