Bio-performance skin filler serum shiseido's bio-performance skin filler serum is an aesthetic medicine-inspired innovation that utilizes pioneering molecushift technology. This advanced treatment allows for the penetration of high-molecular-weight hyaluronic acid, providing an instant plumping effect. With continued use, skin appears more youthful, with renewed volume and a firmer, smoother appearance. Product properties instant filler effect: instantly improves skin hydration and volume, providing a more youthful and plump appearance. Reduction of fine lines and wrinkles: deeper lines and wrinkles become less visible over time. Deep hydration: provides long-lasting hydration, leaving skin looking fresh and plump. For all skin types: its formula is suitable for all skin types, including sensitive skin. Dermatologically tested: guarantees the safety and effectiveness of the product technologies molecushift technology (2 steps): step 1: infill serum (night): uses high molecular weight hyaluronic acid in its compacted form for deep penetration into the upper layers of the epidermis, preparing the skin for the filling effect. Step 2: full expansion serum (morning): expands high molecular weight hyaluronic acid, returning the molecules to their original size to provide volume and firmness to the skin. Hyaluronic acid: this ingredient is essential for keeping skin hydrated, soft, and plump, helping to reduce the appearance of fine lines and wrinkles. Proven results instant volume: 100% of women who tried the product reported that their skin looked fuller and more voluminous in just one day of use*. Reduction of wrinkles and fine lines: fine lines and deep wrinkles became less visible, giving the skin a younger, smoother appearance*. Hydration effectiveness: skin looks and feels more hydrated throughout the day, achieving a plumping and volumizing effect. How to use at night: apply 1 pump of infill serum to clean skin after using ultimune. Follow with your usual moisturizer. In the morning: apply 1 pump of full expansion serum after ultimune. Then, apply your usual day cream. Use within any treatment routine: this product can be integrated into any treatment ritual, such as the j-beauty ritual, applied as the last serum before the moisturizer. For a complete routine: night: apply the infill serum before your moisturizer. Morning: apply full expansion serum for instant volume before your day cream. Consumer test on 110 women. Use in the upper layers of the epidermis. For all skin types. Shiseido: 56/a, rue du faubourg saint-honore 75008 paris email: https://corp.shiseido.com/en/scp/inquiry/mail/form.php