By filling in the hollow tear trough area, dark shadows under the eyes may be corrected in the properly chosen patient. Doctor Olson is an eye and orbital specialist with extensive knowledge and experience in periorbital and eyelid reconstruction and rejuvenation. She published 20 years ago on the use of filling the “tear trough” under the eyes with Restylane, however is careful to use filler sparingly under the delicate eye area. She uses a safer cannula technique to layer thin threads of filler. Under eye dark circles require expert evaluation to make sure filler is an option that will improve the appearance as there are many reasons for under eye bags or hollows.