Mandelic acid is a type of gentle alpha hydroxy acid (AHA). It may help reduce acne, fine lines, and wrinkles and improve the appearance of uneven skin. As a person ages, skin renewal slows down, ...

Azelaic acid is a type of acid that's found in some grains like rye, wheat, and barley. It's naturally produced by Malassezia furfur (also known as Pityrosporum ovale), a yeast found on healthy skin.

Nucleic acids are chains of nucleotides that are a vital part of all living beings. The two most common types of nucleic acids are deoxyribonucleic acid (DNA) and ribonucleic acid (RNA), which provide ...