The line corrector serum is wonderful! You apply 2x a day - a.m. & p.m. after washing your face and before you apply your daily moisturizer. If you want to take a before picture & track your progress- it’s so cool to see the fine lines diminish over time! Helps diminish the most aggressive signs of aging. Reduces the appearance of moderate to deep lines and wrinkles. Minimizes the appearance of dermal creases around the mouth and forehead. Smoothes the appearance of crow's feet.