For Soothe and Protect Sensitive Skin. This high potency soothing Darphin serum dedicated to sensitive skin prone to irritations helps diminish the appearance of redness and quiets the appearance of irritations as it softens skin.AM. Apply 3 pumps to face neck after cleansing and toning. Massage gently with fingertips in an upward motion from the inner to the outer part of the face. Follow with your appropriate Intral cream. PM. For a more intensive treatment, apply the Serum before your Aromatic Care, and follow with your appropriate Intral cream. The results: Calmer, smoother skin . Reduced appearance of redness and irritation . Daily protection against environmental aggressors.