COSRX Advanced Snail 96 Mucin Power Essence, 100ml acts as a multivitamin for your skin, nourishing, repairing, and moisturizing it. This essence contains 96.3% Snail Secretion Filtrate, which helps rejuvenate and heal the skin from dryness and aging. Minimizing dullness and calming dry skin, it increases skin vitality as well.