Evaluation of the Anti-aging Efficacy of Four Skin Health Products

Inclusion criteria

• Written Informed Consent to participate in the study
• Willingness to actively participate in the study and to come to the scheduled visits
• Female and male
• From 40 to 65 years of age
• BMI < 30 kg/m2
• Healthy skin in the test areas
• Uniform skin color and no erythema or dark pigmentation in the test area
• Visible wrinkle in the face (grade 3 to 6 according to proderm scale) see Appendix 2
• Ethnicity: at least one Black, Asian and Hispanic subject per study group

Exclusion criteria

• Female subjects: Pregnancy or lactation
• Drug addicts, alcoholics
• AIDS, HIV-positive or infectious hepatitis
• Conditions which exclude a participation or might influence the test reaction/evaluation
• Participation or being in the waiting period after participation in cosmetic and/or pharmaceutical studies pertaining to the test area
• Active skin disease at the test area
• Documented allergies to face/eye care products
• Diabetes mellitus
• Cancer not being diagnosed as cured and requiring chemotherapy, irradiation and/or hormonal treatment within the last 2 years One of the following illnesses with reduced physical capability/fitness: asthma (symptom-free allergic asthma is not an exclusion criterion), hypertension (if not adjusted with medication), cardiovascular diseases
• Epilepsy
• Wounds, moles, tattoos, scars, irritated skin, excessive hair growth, freckles, etc. at the test area that could influence the investigation
• Sun-tanned skin (important for the subgroup of subjects planned for Raman measurements)
• Regular use of tanning beds
• Any topical medication at the test area within the last 7 days prior to the start of the study
• Systemic therapy with immuno-suppressive drugs (e.g. corticosteroids) and/or antihistamines (e.g. antiallergics) and/or within the last 7 days prior to the start of the study
• Past cosmetic surgery procedure in the test area (e.g. laser, facelift)
• Cosmetic surgery procedure in the test area, e.g. IPL (Intensed Pulsed Light), botox, chemical peel, dermabrasion within the last 2 years prior to the start of the study and/or throughout the entire course of the study
• Medical treatment for wrinkle reduction (e.g. peeling with vitamin A or fruit acids) on the face within the last 2 weeks prior to the start of the study