- Meet iS CLINICAL's most popular product — and for good reason. The Active Serum is a fast-acting, results-oriented multi-tasking serum that visibly diminishes fine lines, wrinkles, and uneven skin tone for a radiant, age-defying glow. Powered by a potent botanical formula thoughtfully developed for all skin types and all ages, it smooths, softens, and targets acne-prone skin with every use. Apply 3-4 drops to face and neck daily for long-term, visible results. Proudly made in the USA at iS CLINICAL's own manufacturing facility in Burbank, California — ethical, premium, and uncompromising. The ultimate luxury serum for the veteran woman who invests in her skin. ✨
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