It is said that eyeliner application on the inner eyelid can contaminate the eye causing vision related problems.Eyeliner ingredients commonly include waxes, oils, silicones and natural gums to help eyeliner stick to eyelids and last for prolonged periods. It has to adhere through blinking, sweating and the secretion of natural oils. Resulting complications include irritation and redness, introduction of harmful bacteria from the eyeliner, and in some cases, eye infections or blur red vision.people who wear contact lenses were most likely to notice some problems, adding that pencil eyeliner was thoroughly sharpened, it gives a fresh tip which can help prevent infection.