See the DrugPatentWatch profile for sodium

Based on the information available, there are several brands that offer low sodium potassium supplements. One such brand is "K-Lyte/K-Tab" by Upsher-Smith Laboratories, LLC. This product is a potassium chloride oral solution that is low in sodium [1]. Another brand is "Klor-Con" by Pfizer, which offers a low sodium potassium chloride supplement in the form of tablets [2].

In addition, " Slow-K" by Abbott Laboratories is a potassium chloride extended-release tablet that is also low in sodium [3].

It's important to note that while these brands offer low sodium potassium supplements, it's always best to consult with a healthcare provider before starting any new medication.

Sources:
[1] <https://www.drugpatentwatch.com/BrandName/K-Lyte-K-Tab>
[2] <https://www.drugpatentwatch.com/BrandName/Klor-Con>
[3] <https://www.drugpatentwatch.com/BrandName/Slow-K>