The Hi Glow Skin with Hyaluroni. Acid Serum by Farmona is a restorative and hydrating skincare product specifically formulated for all skin types. This serum contains hyaluronic acid and niacinamide as active ingredients, providing tightness to the skin on the face. With a volume of 1.1 fl oz, this serum is designed for regular use and is suitable for both men and women looking to improve the appearance of their skin in a concentrated and effective manner.