Science Fair Makeup

What is a project of the science of good makeup?
My friend and I want to do a science project that involves something cool as some of makeup.What science fair project ideas that I could do it that involve? It does not matter how much I need guinea pigs … if you please help thank you to all those who do. (For the college how something at school would help)
Ideas: – Test makeup on animals – The high cost of a lipstick effect its durability? – That nail polish brand / color is the longest? – What is the best mascara brush? – What eyeliner stays on the longest? – What is the best foundation? – What brand of makeup last longer? – What are lipstick brand gets the bacteria more quickly?
Science Fair Project- Makeup !

