Is Toner Serum isn’t really necessary for healthy skin.? Let's find out the truth! The truth is Toner Serum is actually mostly composed of water, and it helps the skin immensely by balancing its pH level, preparing it for receiving and locking in serum and moisturizer and keeping it well-hydrated. There are also some benefits for toner serum. Such as it Restores the skin’s pH balance, refine pores and skin texture, Improves the appearance of fine lines and wrinkles, protects skin from inflammati