Take action: Replace mascara and other eye cosmetics three months after purchase, especially those with few or no preservatives. Also, don't use saliva to moisten dry mascara, because that can introduce bacteria.
Get rid of old cosmetics
You've paid an arm and a leg for that eye make-up set and now you're reluctant to just chuck it away in the bin. But using old cosmetics can leave you open to eye infection and disease, according to US experts.