Here is the short and easy answer:
The best cosmetics products are the best selling ones, the top rated and most loved products on the market. If you want to lower the risks of loosing your money, buying a product that already made their proofs can be the best way.
How to find them? Well, you can read each an every beauty blogs, search on amazon or read comments for a LONG time on sephora and many other websites...
OR
Go on the best makeup products website and see which cosmetics are the best right away. I did made the research for you and listed those best selling products in the top makeup section. When I put and review a product on this website it's certanly because lots of wellknown websites and lots of people loved it. To make my choice I search on those websites:
makeupalley, sephora, amazon, makeupandbeautyblog, makeupgeek, allure, beauty.about, cosmopolitan, instyle, totalbeauty, realbeauty, harpersbazaar, marieclaire, elle, refinery29, and way more!!!
So see now the best world cosmetics!
There is a more complicated answer because, the best cosmetics can be really personal... BUT! if you follow and answer all thoses questions, youre certainly close to find them!
1. See the questions here: how to know which cosmetic is the best for you.
2. The last step for you will be to shop the products you need and make sure to find a product that answer all your personnal preferences.
either ways, even if you go the fast or long way to find your cosmetics, i'm SURE that you'll find soon enough the products that will make you look beautiful!!
Enjoy!! ;)
Ann