Use in the evening, after thorough face cleansing. Apply a few drops on the palms of the hands, rub and apply with a delicate massage on the face, neck and neckline. Attention: people allergic to walnuts and nuts might be more sensitive to the  product application. Try applying a small quantity of the product on the forearm to test for tolerability. It is recommended to read the warnings on the package. Apply in combination with a day cream to enhance the anti-oxidant proprieties.