You Should Ditch These Products After They Expire
The ingredients in your foundation will begin to separate once it reaches its end date, and you’ll see the oil rising to the top. “The oil ingredients (the spreading agents) will always rise to the top, so, if you continue to use it, you may be applying a higher concentration of potentially pore-clogging oil to your skin,” celebrity esthetician Renée Rouleau told Byrdie in an interview. Bacteria is another common problem in old foundation because moisture builds up inside the bottle over time and leads to mold growth, therefore triggering breakouts and other irritations....