What it is: An ultrahydrating daily body treatment that boosts hydration and improves skin's natural moisture barrier for visibly smooth, toned, luminous skin.Who it's for: All skin types.What it does: This serum is powered by five molecular weights of hydrating hyaluronic acid, along with niacinamide, vegan peptides, nutrient-rich seaweed and aloe for multisurface–layer hydration that lasts 24 hours.Key ingredients:- Hyaluronic acid + polyglutamic acid + hydrolyzed glycosaminoglycans complex: a high-performance blend that includes five molecular weights of hyaluronic acid, polyglutamic acid and hydrolyzed glycosaminoglycans to visibly plump skin and boost hydration- Niacinamide (Vitamin B3): hydrates and visibly smoothes skin- Vegan peptides + green microalgae: hydrate, moisturize, nourish and plump skin- Blue-green algae (spirulina): a sustainable superfood rich in vitamin B3 that helps replenish essential minerals in the skin- Aloe: delivers an immediate boost in hydration to the epidermis, the driest layer of skin, and improves skin's moisture barrierResearch results:Based on a third-party clinical study after one use, this serum is clinically proven to:- Instantly boost hydration by 161%- Instantly improve skin's natural moisture barrier- Deliver 24 hours of nonstop moistureHow to use: Apply to clean skin from the neck down. Use alone or allow product to absorb, then layer on your OSEA body moisturizer of choice to help maximize your skin-care results. Can be applied to dry or damp skin. Use morning and night.