Price: ($25.07 / fluid ounce)
(as of Oct 09, 2025 09:14:34 UTC – Details)
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Product Dimensions : 1.73 x 2.56 x 4.09 inches; 0.71 ounces
Item model number : SC40TR03
Manufacturer : Cosrx
ASIN : B09ZY8T55Y
Best Sellers Rank: #1,918 in Beauty & Personal Care (See Top 100 in Beauty & Personal Care) #73 in Facial Serums
Customer Reviews: 4.2 4.2 out of 5 stars 8,410 ratings var dpAcrHasRegisteredArcLinkClickAction; P.when(‘A’, ‘ready’).execute(function(A) { if (dpAcrHasRegisteredArcLinkClickAction !== true) { dpAcrHasRegisteredArcLinkClickAction = true; A.declarative( ‘acrLink-click-metrics’, ‘click’, { “allowLinkDefault”: true }, function (event) { if (window.ue) { ue.count(“acrLinkClickCount”, (ue.count(“acrLinkClickCount”) || 0) + 1); } } ); } }); P.when(‘A’, ‘cf’).execute(function(A) { A.declarative(‘acrStarsLink-click-metrics’, ‘click’, { “allowLinkDefault” : true }, function(event){ if(window.ue) { ue.count(“acrStarsLinkWithPopoverClickCount”, (ue.count(“acrStarsLinkWithPopoverClickCount”) || 0) + 1); } }); });
A lightweight Vitamin C Booster Serum. Fight early signs of aging and improve the skin’s radiance with the lightweight and hydrating Vitamin C serum.
Patch Test Recommended: This serum consists of highly concentrated pure Vitamin C. A patch test on the body is recommended before using it on the face.
Dermatological Ingredients: Pure Vitamin C (Ascorbic acid) helps achieve youthful glowing skin. Super Vitamin E (Tocotrienol) helps fight signs of aging and slows down skin damage. Hyaluronic acid delivers rich moisture deep into the skin and helps reduce the appearance of fine lines and wrinkles.
How to Use: Shake 1-2 times before use and apply 2-3 drops once or twice daily. For daytime wear, follow up with SPF 30+ sunscreen. Can be applied under the eye area; avoid direct eye contact. ✅ Store in the fridge to prevent oxidation.
Patch Test Recommended: Perform a patch test on the body before using on the face. Proceed to using on the face if no irritation occurs in 24 hours. Consult with your doctor immediately if irritation occurs.
Customers say
Customers find this vitamin C serum effective, delivering visible results and leaving their skin feeling smooth. The product receives positive feedback for its quality and ability to help even skin tone, though some report it dries out their skin. Customers disagree on the serum’s brightness effects, with some reporting a nice glow while others note a yellow tint. While some customers say it doesn’t irritate sensitive skin, others report burning sensations, and many find it sticky on the skin.