Typology Glycolic Acid Serum The Typology Glycolic Acid Serum (£22.50) treats blackheads, blemishes, and rough texture with 10 percent glycolic acid. To make it easier to tolerate, it also contains chamomile extract, which helps soothe irritation. Image Source: uk.typology.com Typology Glycolic Acid Serum £22.50 from uk.typology.com Buy Now