Calibra® Probiotic Based Facial Essence - NEW Probiotic Skin CareCalibra Probiotic Facial Essence is the lightest weight moisturizing product but delivers a very effective combination of hyaluronic acid and two patented probiotic ferment filtrates lystates to fight the signs of aging. Benefits: Increases the skins natural flora defenses, which in turn, reduces the loss of moisture from the skin. Repairs and strengthens the skin's natural moisture barrier which maintains the suppleness and hydration of the skin