ULTIMUNE power infusing concentrate 75 ml ULTIMUNE power infusing concentrate 75 ml A daily serum that strengthens skin’s power to resist visible signs of aging caused by environmental damage. Powered by ImuGeneration Technology, ULTIMUNE helps defend skin against damage and strengthens its power to resist visible signs of aging caused by environmental stress. The formula helps to enhance skin’s natural restorative ability for a softer, smoother, and more resilient look. Its lightweight, silky texture absorbs quickly into skin for a refreshed, hydrated feel.