Mascara doesn’t go sour and stink up your makeup bag like old milk in your fridge, but that doesn’t mean it lasts forever. Cosmetics.suite101.com knows the shelf life for all your cosmetics:

• Oil-free foundation: 1 year
• Cream or compact foundation: 18 months
• Concealer: 12–18 months
• Powder: 2 years
• Blush and bronzer: 2 years
• Cream blush: 12–18 months
• Powder eye shadow: 2 years
• Cream eye shadow: 12–18 months
• Eyeliner: 2 years
• Liquid eyeliner: 3–6 months
• Mascara: 3 months
• Lipstick: 2 years
• Lipliner: 2 years
• Lip gloss: 18–24 months
• Nail Color: 1 year