Samay Anti-Aging Serum for Sensitive Skin Sesderma. An anti-aging serum for dry, sensitive skin, formulated to hydrate, soothe, and combat wrinkles. This ritual is believed to reconcile the skin with its enveloping and appropriate textures; in the Quechua language, samay means rest or respite. Its assets have been encapsulated in sensomes, nanometric vehicles designed for maximum tolerability on the most sensitive skin, and the bio-recreational agents act in tandem. modo similar to retinoids, but with high tolerance. Apply some gocce with a gentle massage on the face, neck and décolleté.