Instant Flush Redness Clinical Efficacy Study

Inclusion criteria

• Chinese women aged from 20-40 years old.
• Self-declared mild sensitive skin.
• Self-declare with skin concerns of redness and easy to flush.
• Willing to be exposed to infrared light on the facial skin to induce facial redness(can tolerate heat sensation on the face).
• Clinical grading of skin redness (visual) ≥ 4 after infrared light induction (7-8 mins) by dermatologist.
• No disagreement of dermatologist because of other reasons that exclude the parficipation of the subject.
• In general good health at the time of the study.
• Willing and able to participate as evidenced by signing of informed consent and photo release

Exclusion criteria

• Allergic to infrared light
• Pregnant or breast-feeding woman or woman planning pregnancy during the study.
• Subject deprived of rights by a court or administrative order.
• Major subject to a guardianship order.
• Subject residing in a health or social care establishment.
• Patient in an emergency setting
• Subject with a skin disease in the test areas (particularly e.g, acne, rosacea, eczema).
• Subjects with history, of atopy, allergic reactions, irritation or intense discomfort feelings to topical-use products, medication, cosmetic: or personal care products or ingredients.
• Subject presenting a stable or progressive serious disease (per investigator's assessment).
• Immuno-compromised subject.
• Subject presenting excessive exposure to sunlight or UV radiation (investigator's assessment).
• Subjects regularly practicing aquatic or nautical sports.
• Subjects regularly attending a sauna.
• Subject with cardiovascular or circulatory history.
• Subject with a history of skin cancer or malignant melanoma.
• Intake of antihistamines, antibiotics, corticosteroids, non-steroidal anti-inflammatories or immune-suppressants in the last 6 months before study.