How long should you keep that mascara? How often should you clean your brushes? I get asked this constantly! Use this list to keep you, your makeup and your skin healthy. Cream cleanser:  1 year Cream/moisturizer:  1 year Foundation, oil-based:  1.5 years Foundation, water based:  1 year Gel cleanser:  1 year Lipstick:  1-2 years Mascara:  3 months Powder:  2 years Shadows:  2 years Brushes:  weekly […]