Hedychium spicatum, commonly known as spiked ginger lily or "Shati" in Ayurveda, has a long history of use in traditional medicine systems such as Ayurveda and Unani. In these traditions, various parts of the plant—especially the rhizomes—are used for their purported medicinal properties. Regarding its use for supporting the bladder or urinary system, Hedychium spicatum is described in Ayurvedic texts as having diuretic, anti-inflammatory, and antimicrobial properties. These attributes are believed to help in conditions like urinary tract infections (UTIs), dysuria (painful urination), and other urinary disturbances.

However, while traditional texts and ethnobotanical surveys document its use for urinary and bladder-related issues, there is limited modern scientific research specifically validating these effects in humans. Some in vitro and animal studies have observed antimicrobial and anti-inflammatory activity in Hedychium spicatum extracts, which could theoretically benefit the urinary tract or bladder by reducing infection or inflammation. Nevertheless, these findings are preliminary, and clinical trials in humans are lacking. Therefore, the use of Hedychium spicatum for bladder support is primarily based on traditional knowledge rather than robust scientific evidence.

In summary, Hedychium spicatum’s reputation as a bladder-supportive herb is rooted in traditional medicine, with minimal direct scientific validation to date.