FDA-approved cosmetic indications: Restylane EyeLight is approved for the treatment of dark circles and under-eye bags. Non FDA-approved areas: Restylane EyeLight cannot be used off-label for any other cosmetic procedures. Cost: The cost of Restylane EyeLight treatment typically ranges from $500 to $700 per syringe. Unique features: Restylane EyeLight is a hyaluronic acid filler that is specially formulated to treat dark circles and under-eye bags. Restylane EyeLight is made with a smaller particle size than other hyaluronic acid fillers, which allows it to be injected into the delicate skin around the eyes without causing any visible bumps or lumps. Longevity: Restylane EyeLight’s results can last up to one year.