Ultra Smart Pro-Collagen Complex Serum - Wrinkle Smoothing Serum. Elemis Ultra Smart Pro-Collagen Complex 12 Serum (30ml) is a wrinkle smoothing treatment that firms and rejuvenates the complexion. The clinically-proven formulation is enriched with Elemis' most powerful technologies and complexes, targetting multiple signs of skin ageing simultaneously. Rich in micro and macro Algae, this serum helps to promote, protect and preserve the appearance of the skin. Drone Peptide Technology delivers a hydrating dose of Hyaluronic Acid while Elemis' Line Fighting Complex helps to reduce the appearance of deep set lines. The result? A firmer, more youthful-looking. Completely cruelty-free.