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SKU 100005019

Hyper Retinol EX 1.0 Serum

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$13.16$17.57Save 25%

Only at SkinSeoul

We want you to feel reassured when purchasing your skincare products on SkinSeoul, so we offer an authentic product guarantee for all orders. We ship all orders direct from our warehouse in Korea and we guarantee that we will refund your order in full if you believe your product is inauthentic. If you are concerned about the authenticity of your product, please send us an email and our team will be able to assist.

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We are happy to price match an authorized retailer within 15 days of the purchase date under the following conditions:

  • The item must be available to purchase on the competitor’s website. We do not price match from eBay or clearance stores.
  • The item must be the same brand, product, variant, and volume.
  • Clearance and final sale prices will be matched solely at the discretion of our support team.

If you would like to make a price matching request, please send an email to our team and we’ll be able to assist.

shipping-car Delivery in 8 - 11 business days

Enjoy free shipping on orders over $49

Product Information

Isntree Hyper Retinol EX 1.0 Serum is a potent anti-aging serum designed to diminish fine lines and wrinkles, enhance skin firmness, and strengthen the skin’s moisture barrier with a combination of 1% Retinol EX, 5 peptides, and 15 ceramides. Its lightweight, milky formula absorbs quickly, also containing TECA to protect the skin and reduce inflammation.
  • Contains 1% Retinol EX to visibly reduce fine lines and wrinkles.
  • Infused with a combination of 5 peptides and 15 ceramides to enhance skin firmness and protect the skin's moisture barrier.
  • Includes TECA to protect against skin inflammation and promote a healthier complexion.
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All Ingredients

Water, Butylene Glycol, Glycerin, Niacinamide, Dibutyl Adipate, Caprylic/Capric Triglyceride, Bakuchiol(0.6%), Ammonium Acryloyldimethyltaurate/VP Copolymer, 1, 2-Hexanediol, Hydrogenated Lecithin, Betaine, Hydroxyacetophenone, Retinyl Palmitate(0.3%), Sodium Stearoyl Glutamate, Tocopherol, Retinol(0.1%), Allantoin, Panthenol, Polysorbate 20, Adenosine, Cetearyl Alcohol, Disodium EDTA, Stearic Acid, Dipropylene Glycol, Hydroxypropyl Cyclodextrin, Polydextrose, Ceramide NP, Asiaticoside, Madecassic Acid, Asiatic Acid, Ceramide NS, Cholesterol, Phytosphingosine, Ferulic Acid, Ceramide AS, Ceramide AP, Copper Tripeptide-1, Acetyl Hexapeptide-8, Palmitoyl Pentapeptide-4, Palmitoyl Tetrapeptide-7, Palmitoyl Tripeptide-1, Ceramide EOP

Only at SkinSeoul

Price Matching Guarantee

We are happy to price match an authorized retailer within 15 days of the purchase date under the following conditions:

  • The item must be available to purchase on the competitor’s website. We do not price match from eBay or clearance stores.
  • The item must be the same brand, product, variant, and volume.

Clearance and final sale prices will be matched solely at the discretion of our support team. If you would like to make a price matching request, please send an email to our team and we’ll be able to assist.

Only at SkinSeoul

Return + Exchange Policy

  • Damaged/Faulty Products: If your order arrives damaged or faulty, please reach out to us within 5 days. You can choose between a replacement (with return shipping refunded) or a full refund (including return shipping).
  • Hazardous Items (e.g., broken bottles): Simply provide us with a photo or video of the item, and we’ll process your refund or exchange—no need to return the product.
  • Change of Mind Returns: If you’ve had a change of heart, we accept returns within 7 days, as long as the product is unopened & unused. Return shipping costs will be covered by the customer, and refunds will be issued after inspection.
  • Refund Processing Time: Credit card: 7-14 working days, PayPal: 3-5 working days.
  • Missing Items: If anything is missing from your order, please contact our support team with your order details & photos, and we’ll make sure to send the missing items to you as soon as possible.

For assistance,email support@skin-seoul.com – we’re here to help!

Only at SkinSeoul

3x Authenticity Guarantee

We want you to feel reassured when purchasing your skincare products on SkinSeoul, so we offer an authentic product guarantee for all orders. We ship all orders direct from our warehouse in Korea and we guarantee that we will refund your order in full if you believe your product is inauthentic. If you are concerned about the authenticity of your product, please send us an email and our team will be able to assist.