The invention relates to topical compositions containing components of plants from the Purslane family and methods for improving the aesthetic appearance of skin, particularly, preventing, ameliorating, treating and/or reducing fine lines and/or wrinkles. More particularly, the present invention relates to the use of topical compositions containing extract from the Portulaca oleracea plant to treat signs of dermatological aging, especially facial lines and deep wrinkles, and/or improve the aesthetic appearance of the skin. Preferably, the composition is applied once daily to the skin.