
KSECRET
A high-potency brightening serum featuring 15% niacinamide and 30% yuja (yuzu) extract to target hyperpigmentation, improve skin tone, and enhance radiance. Contains additional brightening actives including tranexamic acid, glutathione, and vitamin C derivative for comprehensive dark spot treatment.
Seoul 1988 Glow Serum: Niacinamide 15% + Yuja is a serum by KSECRET. Subscribe to Seoul Sister for full ingredient analysis across our database of 5,900+ K-beauty products.
Seoul 1988 Glow Serum: Niacinamide 15% + Yuja is a Korean serum by KSECRET. Sensitive skin compatibility depends on individual triggers and allergies. Seoul Sister's AI advisor Yuri analyzes all 2 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 Glow Serum: Niacinamide 15% + Yuja are comedogenic ingredient ratings, oil content, and finish type. 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 Glow Serum: Niacinamide 15% + Yuja by KSECRET starts from $19.60 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.
Seoul 1988 Glow Serum: Niacinamide 15% + Yuja by KSECRET is tracked at Olive Young. Prices start from $19.60 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.