What it is: A lightweight serum with proprietary pH4.5CICA that helps soothe the skin, visibly reduce redness, and support healthier-looking skin over time. Skin Type: Combination, Oily, and Sensitive Skincare Concerns: Redness, Acne and Blemishes, and Uneven Skin Tone Formulation: Serum Highlighted Ingredients: - pH4.5CICA: A proprietary complex of centella asiatica, zinc, and PHA that soothes and calms skin. - Niacinamide: Delivers nourishment to the skin. - Hyaluronic Acid and Glycerin: Intensely hydrate. Ingredient Callouts: Free of parabens, formaldehydes, formaldehyde-releasing agents, phthalates, mineral oil, retinyl palmitate, oxybenzone, coal tar, hydroquinone, sulfates SLS & SLES, triclocarban, triclosan, and contains less than one percent synthetic fragrance. It is also vegan, gluten-free, and cruelty-free. What Else You Need to Know: AESTURA is the number one dermatologist-recommended brand in Korea for sensitive skin. This serum is dermatologist-tested and suitable for sensitive skin with redness and rosacea-prone skin. It received the National Rosacea Society Seal of Acceptance. Clinical Results: In a self-assessment from clinical with 31 women, immediately after 1 application post 5 minutes of heat exposure, instrumental results showed: - Reduces visible redness by 15% In a self-assessment from clinical with 31 women, after 3 days, post 24-hour exposure to 2% Sodium Lauryl Sulfate, instrumental results showed: - Reduces visible redness by 45% - Soothes compromised moisture barrier by 37% In a self-assessment from clinical with 31 women, after 1 week, post 24-hour exposure to 2% Sodium Lauryl Sulfate, instrumental results showed: - Reduces visible redness by 63% - Soothes compromised moisture barrier by 51% In a self-assessment from clinical with 31 women, results showed: - 93% agree reddened skin calmed down immediately after 1 use - 93% agree product feels comfortable and gentle on skin - 93% agree that skin feels less sensitive and healthier after a week TEWL result, 31 women, temporary damaged barrier support after 20 sequential tape-stripping: - When used together with A-CICA365 Soothing Repair Cream pH4.5, temporarily recovers skin redness by 83%