
Dermatory
A gel-type sheet mask available in two variants: Retinal Collagen for anti-aging and firming, or Glutathione for brightening and evening skin tone. Delivers concentrated active ingredients through a hydrogel base.
Humectant and skin-conditioning agent that improves hydration
Film-forming agent and texture enhancer
Humectant that attracts and retains moisture
Solvent and preservative booster
+ 15 more ingredients
Based on aggregated user reports across Seoul Sister's community

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The key active ingredients in Retinal Collagen / Glutathione Gel Mask Sheet by Dermatory include Hydrolyzed Collagen (Humectant and skin-conditioning agent that improves hydration), Glycerin (Humectant that attracts and retains moisture), Niacinamide (Vitamin B3) (brightening, pore-minimizing, barrier-support), Irish Moss Powder (Natural thickener and skin conditioning agent), Macadamia Seed Oil (Emollient oil that moisturizes and softens skin). Based on Seoul Sister's analysis of 56+ user reports, key ingredients show 100% effectiveness for sensitivity in sensitive skin types. Seoul Sister tracks ingredient effectiveness across 5,800+ K-beauty products to provide data-backed recommendations.
Retinal Collagen / Glutathione Gel Mask Sheet is a Korean mask by Dermatory. 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 Retinal Collagen / Glutathione Gel Mask Sheet are comedogenic ingredient ratings, oil content, and finish type. This mask 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.
Retinal Collagen / Glutathione Gel Mask Sheet by Dermatory starts from $29.84 USD. Seoul Sister Pro members compare prices across 6+ authorized retailers including Olive Young, Soko Glam, and YesStyle to find the best deal, with automatic price drop alerts.
Retinal Collagen / Glutathione Gel Mask Sheet by Dermatory is available from authorized K-beauty retailers including Olive Young Global, Soko Glam, YesStyle, and Amazon. Prices start from $29.84 USD. Seoul Sister verifies retailer authenticity and tracks counterfeit indicators to help you buy genuine Korean skincare products.