Deliver deep, weightless hydration & reveal softer, glowing skin with Neutrogena Hydro Boost Ultra Hydrating Serum in a recyclable glass bottle. Ideal for dry, sensitive & acne-prone skin, this hydrating face serum from a dermatologist-recommended skin care brand is clinically proven to provide 72-hour hydration to instantly improve the look & feel of dry skin. Formulated with hyaluronic acid, a dermatologist-recommended hydrator found naturally in the skin that binds to water & holds it within skin's surface, and Natural Moisturizing Factors, including amino acids & electrolytes to help attract water & restore skin's moisture balance. After two weeks of regular use, the hyaluronic acid serum leaves skin feeling revitalized & replenished; and more resilient after four weeks. The gentle formula is free of fragrance, dyes, parabens & phthalates & non-comedogenic, so it won't clog pores. To use as part of your skin care routine, apply the serum evenly to face & neck daily after cleansing.