 Guardion Health Sciences, Inc. Guardion or the Company GHSI, a specialty health sciences company that develops medical foods and medical devices in the ocular health marketplace and which is developing nutraceuticals it believes will provide medicinal and health benefits to consumers, announced that it has submitted a formal patent application to the U.S. Patent and Trademark Office seeking to protect its proprietary formula, currently marketed by Guardion as GlaucoCetin. GlaucoCetin provides nutritional support to help manage certain underlying conditions related to eye disease. 