
KSECRET
A collagen-focused serum containing 7 types of collagen (including atelocollagen, hydrolyzed collagen, and procollagen) plus niacinamide and peptides to improve skin elasticity and firmness. Suitable for aging or mature skin seeking plumping and anti-aging benefits.
Humectant and solvent for ingredient delivery
Humectant and solvent that enhances hydration
Humectant that attracts and retains moisture
+ 15 more ingredients
Editorial baseline from K-beauty clinical research and community consensus. Real subscriber reports layer on as the community grows.
The key active ingredients in Seoul 1988 Collagen Boosting Serum by KSECRET include Collagen Water (Hydrating and skin-plumping humectant), Glycerin (Humectant that attracts and retains moisture), Niacinamide (Vitamin B3) (brightening, pore-minimizing, barrier-support), Atelocollagen (Hydrating protein that supports skin firmness), Desamido Collagen (Film-forming humectant that hydrates and improves skin texture). Drawing on K-beauty research and community consensus, key ingredients show 82% effectiveness for acne in oily skin types. Seoul Sister tracks ingredient effectiveness across 5,900+ K-beauty products to provide data-backed recommendations.
Seoul 1988 Collagen Boosting Serum is a Korean serum by KSECRET. 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 Seoul 1988 Collagen Boosting Serum are comedogenic ingredient ratings, oil content, and finish type. This serum contains 12 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.
Seoul 1988 Collagen Boosting Serum by KSECRET starts from $15.40 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.
Seoul 1988 Collagen Boosting Serum by KSECRET is tracked at Olive Young. Prices start from $15.40 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.
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