Essopi Retinol Treatment Serum 5X contains a mix of advanced ingredients that target multiple signs of aging. All-trans retinol increases cell turnover to smooth fine lines and fade dark spots. Hyaluronic acid hydrates the complexion and plumps skin to create a soft and smooth texture. This serum also contains green tea polyphenols to protect against free radicals and reduce redness while caffeine improves the antioxidant properties of your skin. Together, these ingredients repair and rejuvenate the complexion for a more youthful, healthy look.