The InstaNatural Niacinamide Serum is a popular choice for those looking to improve the appearance of enlarged pores, uneven skin tone, and dullness. This serum contains a high concentration of niacinamide, also known as Vitamin B3, which helps to regulate oil production, reduce redness, and strengthen the skin's barrier. It also includes other beneficial ingredients like hyaluronic acid, avocado oil, and rosemary extract to provide hydration and antioxidant protection. Users love how this serum absorbs quickly into the skin and leaves it feeling smooth and refreshed.