Neutrogena Hydro Boost+ Niacinamide Serum is a fragrance-free anti-aging product designed for all skin types. This serum, with a volume of 1 fl oz, is formulated with hyaluronic acid to provide hydration and age-defying benefits. Specifically targeted for early signs of aging on the face, this Neutrogena product is a regular size serum that is perfect for incorporating into your skincare routine to achieve a more youthful and hydrated appearance.