How Often Should You Get New Mascara. Two to three months. Why it goes bad after that.
Many mascaras now have natural ingredients in that can go off. Like liquid eyeliner mascara has a short shelf-life of around three months. The expiration date.
You can also get acne from using dirty brushes and other makeup application supplies.
By Rachel LapidosDec 15 20182 mins to read. 2 to 3 Months Mascara many mascaras will dry up after 2 months and therefore stop working. So when should you replace mascara. Two to three months.