IS Clinical Active Serum is a rich treatment serum that is specially formulated to reduce the appearance of fine lines and wrinkles on the surface of the skin. Enriched with cutting edge technology, IS Clinical Active Serum works to diminish areas of acne and hyper-pigmentation as they appear on the surface of the skin. With each use skin will be left softer, smoother and appear visibly younger. IS Clinical Active Serum is appropriate for use on all skin types and should be included as part of a comprehensive daily skin care routine. To Use: Gently smooth a thin layer of IS Clinical Active Serum onto freshly cleaned skin of the face and neck. Do not rinse off. Follow with the appropriate IS Clinical treatment element.