What it is: A limited-edition larger size of the beloved The Regenerating Serum.What it does: Borne from La Mer's heritage of healing, this transformational serum is infused with a powerful anti-aging trio—a high concentration of The Miracle Broth™, The Regenerating Ferment™ and The Marine Peptide Ferment—that helps skin trigger its natural production of 'youth proteins,' collagen and elastin. You'll see a difference as skin looks rejuvenated on contact. Use every day and the appearance of lines, wrinkles and pores is radically diminished, revealing a vibrant, smoother and firmer-looking complexion. How to use: To release key ingredients, shake gently and sweep 1–2 pumps over your face and neck morning and evening. Follow with your moisturizer. 2.5 oz. Paraben-free; sulfate-free; phthalate-free