A Study to Evaluate the Effect of a Topical Retinol on Epigenetic Changes and Expression of Certain Genes in the Skin Using Non-invasive Measurements

Participants will use the provided products only on their face and right upper inner arm. The auxiliary cleanser will be used twice per day (morning and evening). The auxiliary sunscreen will be used 15 minutes prior to sun exposure and reapplied after 80 minutes of sweating or swimming. The investigational night cream will be used daily in the evening/at night.

Participants will use the provided products only on their face and right upper inner arm. The auxiliary cleanser will be used twice per day (morning and evening). The auxiliary sunscreen will be used 15 minutes prior to sun exposure and reapplied after 80 minutes of sweating or swimming. No night cream will be used.