Sustained RX® by NAI

Sustained RX® is a sustained-release technology engineered for beta-alanine and other actives, enabling gradual ingredient delivery over several hours. This patented matrix enhances bioavailability, reduces paresthesia, and improves tolerability in performance formulas. Designed for sports nutrition and endurance support, it is ideal for use in capsules, tablets, and powders requiring consistent release, stability, and improved absorption without compromising user experience or formulation flexibility.