The Ultimune Power Infusing Concentrate 3.0 by Shiseido is a high-performance serum engineered to fortify the skin's natural defenses and boost its resilience against daily environmental stressors. This advanced formula works to enhance the skin's inner strength, promoting a smoother, more radiant complexion. Incorporate this concentrate into your daily skincare ritual to support skin vitality and maintain long-term firmness and hydration. Ideal for use both morning and night, this serum primes the skin to better receive subsequent treatments.