Mascara:
3-6 months.
It's important to change mascara often. The air dat goes
into your mascara can cause bacteria. And create an eye infection.
Eyeliner:
6 months
Even if you sharpen your eyeliner every week. It can grow bacteria
at the tip. You'll notice when you sharpen the pencil and it starts to crumble.
Foundation:
6 months
Water based formulas lasts way longer than the oil-based ones.
Eyeshadow:
9-12 months
Old eyeshadow are hard to apply.
Blush
1-2 years
If your blush breaks throw it away it'll look to caked.
Lipstick
2 years
Replace lipstick when the color changes when you apply it.
Please do not wait for your make-up to crack till you throw it away.
NEVER BLOW ON YOUR BLUSH BRUSH IT'LL MAKE BACTERIA SOAK INTO THE HAIRS.