Guardion Health Sciences, Inc., a clinical nutrition company, develops and distributes clinically supported nutrition, medical foods, and dietary supplements in North America and Europe, and Internationally. The company offers Lumega-Z, a medical food that replenishes and restores the macular protective pigment; and GlaucoCetin, a vision-specific medical food to support and protect the mitochondrial function of optic nerve cells, as well as improve blood flow in the ophthalmic artery in patients with glaucoma. It develops ImmuneSF, a nutraceutical formulation, as well as a portfolio of nutraceutical products under the NutriGuard brand. Further, it distributes medical foods products through e-commerce in an online store, guardionhealth.com. Guardion Health Sciences, Inc. was founded in 2009 and is headquartered in Houston, California.