"Everyone has little microbial eyelash mites -- called Dermodex -- that are generally harmless. But if you use the same mascara for an extended period of time, they can build up and cause an infection," says Gerbino.
The constant in-and-out swishing motion of the tube exposes more of the contents to air, which can further multiply bacteria. So the experts we asked all agreed; heed the three month time frame on mascara, because infections and styes in your eyes are just not worth any amount of risk.
Rimmel's Max Volume Flash Mascara features volume-plumping collagen and keratin, and maximizes lashes with a super-sized brush designed to hit as many lashes as possible.
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