Primera Wild Seed Firming Serum This Primera Wild Seed Firming Serum ($74) features amino-acid-rich soybeans to fight the early signs of ageing and to keep skin supple and bright. The tightening serum (which earns top marks from other Sephora shoppers) also features black bean extract to support skin's natural moisture barrier so it stays hydrated, even in Winter. Image Source: sephora.com Primera Wild Seed Firming Serum $74 from sephora.com Buy Now