Nanolash serum is very gentle and soothing to the eye skin area. People prone to allergy and those who are sensitive to chemical cosmetics ought to be assured that Nanolash does not cause any discomfort. Nanolash provides safety and results while being kind to the skin. However, underage, breastfeeding, mothers-to-be and those who are undergoing chemo/radiotherapy are discouraged from using Nanolash.