The Best Serums For Every Skin Type and Need

Mother Science Molecular Hero Serum ($89)

If you've never heard of the ingredient malassezin, the key compound in Mother Science's debut serum, you're not alone — but it's about to be everywhere. The brand has been clinically proven (in trials published in the Journal of the American Academy of Dermatology and the Journal of Drugs in Dermatology) to fade hyperpigmentation more effectively than vitamin C. And we can attest to that; just read our detailed review of the serum here.