The Chronobiological Day Serum provides key support that helps the natural functions of the skin and reduces the effects of fatigue and stress on the skin. It improves the skins natural defences, helping to maintain a youthful complexion. Alpine rose stem cells improve the skins resistance. Silicium provides anti-ageing effects. This serum also provides antioxidants to protect the skin.To use: Apply mornings, dispensing 1-2 pumps to the cleansed face, neck, and dcollet.