Biostile Sunrise Rejuvenation Day Cream: Gently massage the cream into cleansed skin on the face and neck. For optimal results, use twice daily or in combination with Biostile Night Cream. Moonlight Rejuvenation Night Cream: Gently massage the cream into cleansed skin on the face and neck. For optimal results, use twice daily or in combination with Biostile Day Cream. Rejuvenating Elixir Serum: Use the serum morning and evening. Apply to damp skin, allow it to dry, and absorb all the active ingredients before applying any other products. Face Creams