In fact, putting any sort of chemical near the eyes is extremely hazardous and inadvisable, a professional eyebrow tinting safety measure include these steps: the first is carrying out a patch test at least 24 hours prior to treatment.Second, using a vegetable-based stain to minimise the risk of irritation, third, using Vaseline or some kind of blocking solution to keep the tint off the skin. Lastly, using a disposable applicator to prevent the spread of infection between clients. And I hope to help you.