
It's Skin
A soothing serum featuring licorice extract and guaiazulene to calm irritated skin and reduce redness. Formulated with hyaluronic acid and beta-glucan to provide hydration and strengthen the skin barrier.
Brightening and anti-inflammatory active ingredient
Humectant and solvent that enhances hydration
Humectant and skin conditioning agent
+ 15 more ingredients
The key active ingredients in Power 10 Formula LI Effector Firefighter by It's Skin include Licorice Root Extract (Brightening and anti-inflammatory active ingredient), Glycerin (Humectant that attracts and retains moisture), Betaine (Humectant and skin conditioning agent), Chamomile Extract (Anti-inflammatory and soothing botanical extract), Licorice Root Extract (Dipotassium Salt) (Anti-inflammatory and skin-soothing agent). Seoul Sister tracks ingredient effectiveness across 5,900+ K-beauty products to provide data-backed recommendations.
Power 10 Formula LI Effector Firefighter is a Korean serum by It's Skin. Sensitive skin compatibility depends on individual triggers and allergies. Seoul Sister's AI advisor Yuri analyzes all 20 ingredients against your specific skin type, concerns, and known allergens to provide a personalized compatibility score. Common irritant ingredients like fragrance, alcohol denat, and essential oils are flagged automatically.
For oily skin, the key factors in evaluating Power 10 Formula LI Effector Firefighter are comedogenic ingredient ratings, oil content, and finish type. This serum contains 7 active ingredients. Seoul Sister's database cross-references each ingredient's comedogenic rating (0-5 scale) against your skin type to identify potential pore-clogging risks. Subscribe for a personalized oily skin compatibility analysis.
Power 10 Formula LI Effector Firefighter by It's Skin starts from $12.60 USD for 30ml. Seoul Sister tracks pricing at Olive Young, with price drop alerts for Pro members. Seoul Sister does not sell products — we compare retailer pricing so you can buy from the source.
Power 10 Formula LI Effector Firefighter by It's Skin is tracked at Olive Young. Prices start from $12.60 USD. Seoul Sister verifies retailer authenticity and tracks counterfeit indicators to help you buy genuine Korean skincare products. We are an advice platform and never sell products ourselves.
That $11 Korean cleanser outperforming your $38 one is not hiding anything. The low price comes from how the Korean beauty industry is built, not from what is in the bottle. With one geographic catch.
Sulwhasoo First Care Serum is a $90+ luxury product, which makes it one of the most counterfeited items in K-beauty. Here are five verifiable checks (from packaging weight to barcode origin) to confirm your bottle is real before it touches your face.