Kojic acid blocks an amino acid responsible for producing melanin, which explains why it may change skin tone. Learn its uses ...

Vitamin C serum may result in yellowing of the skin or clothes, stinging, or dryness, though those effects are rare. SkinCeuticals C E Ferulic With 15% L-Ascorbic Acid ($166, Skinceuticals.com ...

Though experts are quite sure exactly how retinol may regulate the production of sebum—an oily, waxy substance produced ...

Skin concern? Try a serum. From ones containing hyaluronic acid to retinol and peptides, it's all here. Meet our edit of the ...

Great skincare doesn’t have to come with a luxury price tag. These drugstore favorites deliver impressive results without ...