And yes makeup does go off!!So when should you throw makeup out?
Here is some guidelines to how long you should have a product before replacing them!
Lipstick: Some experts say 1-2 years. Some say 4 years ! (If it smells rancid, throw it out)
Lipglosses/chapsticks: 2 years
Powder eye shadow: 2 years
Cream eye shadow: 12-18 months
Eyeliner: 3 months
Mascara: 3 months ( some last longer , again smell it and if it stinks throw it out!)
I hope these guidelines help you out [=
Thanks for reading!