¿Why does skin lose hydration with age?

 Explanation of the role of hyaluronic acid in the skin. - Factors such as climate, sun exposure, and stress.

¿How does hyaluronic acid work on the skin? - Water retention capacity and its plumping effect. - Differences between high and low molecular weight hyaluronic acid.

Benefits of Hyaluronic Acid Facial Serum: Firmer, plumper skin. Reduces the appearance of wrinkles. Ideal addition to any skincare routine.

How to enhance the effects of hyaluronic acid - Combined with other ingredients such as vitamin C and retinol. - External and internal hydration.

¿How and when to apply serum correctly? - Use on dry vs. oily skin. - Frequency of application.