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COSRX Ultimate Nourishing Rice Overnight Spa Mask 60ml
$ 31 USDRice extract (Oryza Sativa) is a well-established ingredient in Asian skincare, known for its skin brightening and hydrating properties. It contains antioxidants like vitamin E and ferulic acid which combat free radical damage, contributing to anti-aging benefits. Furthermore, rice extract aids in promoting skin barrier… -
COSRX Advanced The Vitamin C 23 Serum 20ml
$ 40 USDHigh concentration Vitamin C serums, like this one, can be highly effective at addressing hyperpigmentation and boosting collagen production. However, the 23% concentration requires careful introduction into your skincare routine, especially for sensitive skin. Starting with a lower percentage and gradually increasing can minimize potential… -
COSRX The Vitamin C 13 Serum 20ml
$ 29 USDVitamin C serums are highly effective antioxidants, but their stability is a key concern. COSRX likely uses a stabilized form of Vitamin C, such as Ascorbyl Glucoside or Sodium Ascorbyl Phosphate, to mitigate oxidation and maintain efficacy over time. This is crucial for delivering the… -
COSRX The Retinol 0.5 Oil 20ml
$ 40 USDRetinol, especially at a concentration of 0.5%, is a powerful anti-aging ingredient that encourages skin cell turnover and collagen production. However, it can also cause irritation, particularly for those new to retinoids. COSRX's oil-based formulation can help buffer the retinol's effects, making it more tolerable… -
COSRX The Retinol 0.3 Cream 20ml
$ 48 USDRetinol, a derivative of Vitamin A, is a powerful anti-aging ingredient. However, it can be irritating, especially at higher concentrations or for those new to retinoids. COSRX's use of 0.3% is a strategic concentration, balancing efficacy with tolerability, making it suitable for more skin types… -
COSRX The Retinol 0.1 Cream 20ml
$ 40 USDRetinol, a derivative of Vitamin A, is a powerhouse ingredient in anti-aging skincare. Its efficacy is well-documented, stimulating collagen production and accelerating cell turnover. However, the percentage of retinol matters. 0.1% is a gentle starting point, making it less likely to cause irritation than higher… -
COSRX The Peptide Collagen Hydrogel Eye Patch 85g
$ 40 USDHydrogel eye patches offer superior adhesion and deliver active ingredients more effectively compared to traditional sheet masks. The occlusive nature of hydrogel traps moisture, allowing for deeper penetration of peptides and collagen. While collagen in skincare provides hydration and temporary plumping, the key lies in… -
COSRX The Niacinamide 15 Serum 20mL
$ 42 USDNiacinamide, at a 15% concentration, is a potent ingredient for addressing sebum control and pore minimization. Studies have shown that concentrations above 10% can significantly improve skin texture and reduce the appearance of enlarged pores. However, sensitive skin types should introduce this percentage slowly to… -
COSRX The Hyaluronic Acid 3 Serum 20ml
$ 31 USDHyaluronic acid serums are a cornerstone of modern hydration, but their efficacy hinges on molecular weight. Lower molecular weight HA, like that used in this product, penetrates deeper, whereas higher molecular weight HA primarily hydrates the surface. This serum attempts to balance both immediate and… -
COSRX The Alpha-Arbutin 2 Discoloration Care Serum 50ml
$ 41 USDAlpha-Arbutin is a glycosylated hydroquinone, meaning it's a more stable and gentle alternative to hydroquinone, known for its efficacy in reducing hyperpigmentation but also its potential for irritation. Alpha-Arbutin works by inhibiting tyrosinase, the enzyme responsible for melanin production. The inclusion of Tranexamic Acid signals… -
COSRX The 6 Peptide Skin Booster Serum 150ml
$ 36 USDPeptides are short chains of amino acids that act as building blocks for proteins like collagen and elastin. Topical application of peptides can stimulate collagen production, leading to improved skin firmness and reduced appearance of wrinkles. However, the effectiveness depends on peptide type, concentration, and… -
COSRX Salicylic Acid Daily Gentle Cleanser 150ml
$ 19 USDSalicylic acid (BHA) is a lipophilic exfoliant, meaning it's oil-soluble and can penetrate pores to dissolve sebum and dead skin cells more effectively than water-soluble AHAs. This makes it particularly beneficial for those with oily or acne-prone skin. The inclusion of botanical extracts alongside salicylic… -
COSRX Refresh AHA BHA Vitamin C Daily Cream 50ml
$ 31 USDAHA/BHA/PHA combinations offer multi-level exfoliation, addressing both surface dead skin cells (AHAs) and pore congestion (BHAs). PHAs are larger molecules, offering gentler surface exfoliation suitable for sensitive skin. Niacinamide (Vitamin B3) is a powerhouse ingredient. Beyond brightening, it supports the skin barrier, reduces redness, and… -
COSRX Refresh AHA BHA Vitamin C Booster Serum 30ml
$ 33 USDAHA/BHA combinations offer synergistic exfoliation, addressing both surface (AHA) and deeper (BHA) concerns. However, layering potent actives like Vitamin C can increase sensitivity. This formula likely utilizes derivatives or lower concentrations to mitigate irritation, making it crucial to patch-test. "Upcycled" ingredients, like fruit peel extracts,… -
COSRX Pure Fit Cica Cream Intense 50ml
$ 35 USDCica, derived from Centella Asiatica, is a powerhouse ingredient in modern skincare due to its potent anti-inflammatory and wound-healing properties. The specific CICA-7 complex utilized here suggests a targeted approach to maximizing these benefits through synergistic extraction methods. Pinus Pinaster Bark Extract, also known as… -
COSRX Propolis Nourishing Magnet Sheet Mask 21ml x 10ea
$ 41 USDPropolis, the star ingredient, isn't just a trendy buzzword. It's a potent substance collected by bees, rich in flavonoids and phenolic acids, known for its antibacterial, anti-inflammatory, and antioxidant properties. These properties can significantly contribute to skin health and protection. Sheet mask materials matter. A… -
COSRX Poreless Pad 140ml 70Pads
$ 28 USDThe combination of AHA, BHA, PHA, and LHA offers multi-level exfoliation. AHAs work on the skin's surface, BHAs penetrate pores to dissolve oil, PHAs provide gentler surface exfoliation, and LHAs offer even milder exfoliation, making this product suitable for regular use without over-stripping the skin.… -
COSRX One Step Original Clear Pad 70Pads 140ml
$ 28 USDBHA (Betaine Salicylate) is a key ingredient in many exfoliating pads, known for its oil-solubility, allowing it to penetrate pores and dissolve sebum and dead skin cells more effectively than AHAs. Regular use can minimize blackheads and whiteheads. Pre-soaked pads offer a convenient and hygienic… -
COSRX One Step Moisture Up Pad 140ml 70 sheets
$ 32 USDPre-soaked toner pads are a convenient and hygienic delivery system for skincare, reducing the risk of bacterial contamination compared to repeatedly dipping fingers into a jar. However, consider the environmental impact of disposable pads and explore reusable options if sustainability is a priority. BHA (Beta… -
COSRX Oil Free Ultra Moisturizing Lotion 100ml
$ 28 USDBirch sap, the star ingredient, is gaining traction in skincare for its high concentration of amino acids and minerals, making it an excellent humectant. Unlike many occlusive moisturizers that sit on the skin, birch sap penetrates effectively to hydrate from within. "Oil-free" formulations are essential… -
COSRX Low pH Niacinamide Micellar Cleansing Water 400ml
$ 23 USDMicellar cleansing waters are excellent for gently removing makeup and impurities, but their effectiveness hinges on the quality of the micelles formed. A well-formulated micellar water efficiently encapsulates dirt and oil without stripping the skin's natural barrier. Niacinamide, also known as Vitamin B3, is a… -
COSRX Low pH Good Night Soft Peeling Gel 120ml
$ 26 USDAHAs and BHAs, even in gentle forms like those often found in peeling gels, can increase your skin's sensitivity to the sun. Consistent sunscreen use is crucial when incorporating these products into your routine to prevent sun damage and hyperpigmentation. Cellulose, frequently used as the… -
COSRX Low PH Good Morning Gel Cleanser 150ml
$ 18 USDLow pH cleansers like this one are crucial for maintaining the skin's acid mantle, the protective barrier that defends against bacteria and environmental irritants. Traditional soaps with high pH levels can strip this barrier, leading to dryness, irritation, and even breakouts. The inclusion of Tea… -
COSRX Hydrium Triple Hyaluronic Water Wave Sheet Mask 21ml*10ea
$ 35 USDHyaluronic acid is a powerful humectant, meaning it draws moisture from the environment into the skin. This mask utilizes a "Triple Hyaluronic" formulation, implying the use of different molecular weights of HA. Smaller molecules penetrate deeper for long-lasting hydration, while larger molecules stay on the… -
COSRX Hydrium Triple Hyaluronic Moisture Ampoule 40ml
$ 40 USDHyaluronic acid's effectiveness is heavily dependent on molecular weight. This ampoule smartly utilizes *multiple* molecular weights, addressing both surface hydration and deeper skin penetration. Single molecular weight HA products often fall short in delivering comprehensive hydration. Panthenol (Vitamin B5) is a humectant and emollient. Beyond… -
COSRX Hydrium Moisture Power Enriched Cream 50ml
$ 35 USDThe "Water Blanket System" is a smart approach, leveraging the synergistic effects of humectants, emollients, and occlusives. D-Panthenol (Pro-Vitamin B5) draws moisture in, while ceramide reinforces the skin barrier to prevent moisture evaporation. Propolis, with its antimicrobial and anti-inflammatory properties, helps maintain a healthy skin… -
COSRX Hydrium Green Tea Aqua Soothing Gel Cream 50 ml
$ 35 USDGreen tea (Camellia Sinensis) extract is a potent antioxidant, protecting skin from environmental damage. Look for products where it's high on the ingredient list, indicating a higher concentration for greater efficacy. Aloe Ferox offers superior soothing compared to common Aloe Vera due to its higher… -
COSRX Hydrium Centella Aqua Soothing Ampoule 40 ml
$ 35 USDCentella Asiatica, beyond simple calming, boasts significant anti-aging potential. Its triterpenoids stimulate collagen synthesis, crucial for maintaining skin elasticity and reducing the appearance of fine lines and wrinkles. Studies also show it can protect against UV-induced damage. Panthenol (Vitamin B5) is a humectant that not… -
COSRX Hyaluronic Acid Intensive Cream, 3.53 oz / 100g
$ 34 USDHyaluronic Acid (HA) is a powerful humectant, drawing moisture from the environment into the skin. However, its effectiveness is significantly enhanced when paired with occlusive ingredients like ceramides or emollients, preventing moisture loss. Consider layering this cream with a facial oil for enhanced hydration, especially… -
COSRX Hyaluronic Acid Hydra Power Essence 100 ml
$ 29 USDHyaluronic acid (HA) is a powerful humectant, drawing moisture from the air and lower layers of the skin into the upper layers. Its efficacy is significantly boosted when paired with occlusives to prevent trans-epidermal water loss. Look for corresponding moisturizers to maximize HA's hydrating benefits.…
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