Nutritional supplements company Natural Alternatives International Inc (NASDAQ:NAII) reported on Wednesday the receipt of a Notice of Allowance for its instant release beta-alanine patent application entitled "Methods And Compositions For Increasing The Anaerobic Working Capacity In Tissues" from the US Patent and Trademark Office.

The US Patent and Trademark Office's new accepted application is part of the company's global patent estate covering its CarnoSyn instant release beta-alanine product.

According to the company, the new allowed claims are directed to methods of delaying muscle fatigue through supplementation with instant release beta-alanine in times and amounts to increase muscle carnosine levels beyond that obtainable through diet alone.

In addition, the claimed methods allow for a loading phase and a maintenance phase of supplementation and allows for further loading after achieving and maintaining a desired level of muscle carnosine, concluded the company.