Typically, it would take months before your new skin care routine shows you results. You have to wait at least a month to see a difference, and even longer to get a drastic transformation. It'll take time, but the results will definitely be worth it. While you wait, though, there's nothing wrong with reaching out to makeup for a little assistance. Let Preview's Associate Beauty Editor, Belle Rodolfo, teach you her secrets to glowing without using foundation. No cake face!