The Auteur Definitive Lip Renewal Treatment plumps lips with lasting hydration. This collagen-enhancing lip formula restores volume and supports the underlying structure of lips. The LipSculpt Complex visibly smooths fine lines, stimulating Type 1 Collagen synthesis. Its serum-like texture absorbs quickly and can be used alone or under lip color. This treatment addresses immediate dryness and long-term structural concerns for daily regenerative use.