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4.9 | 24,182 Customers

COSRX Korean Skincare The Hyaluronic Acid 3 Serum “Blue” (20ml)

COSRX Korean Skincare The Hyaluronic Acid 3 Serum “Blue” (20ml)

NEW: 2025's **Best Hydration Boost**

$32.16 $41.80
23% off | Save $9.64
  • Deep Hydration
  • Smooth Finish
  • Long-Lasting
  • Non-Greasy

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Subtotal: $32.16

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Brooke M.
Brooke M.
Phoenix

This is my favorite ‘thirsty skin’ serum. It absorbs fast, doesn’t feel sticky, and my skin looks noticeably more plump and smooth right away.

Cassandra L.
Cassandra L.
Philadelphia

I bought this because my makeup kept clinging to dry patches. After a week, foundation sits so much better and my skin feels hydrated all day.

Taryn S.
Taryn S.
San Jose

Lightweight but powerful. I use it morning and night and my face feels calmer and more comfortable—no tight, dry feeling anymore.

Mallory K.
Mallory K.
Nashville

Perfect for winter dryness. It layers well under moisturizer and sunscreen, and my skin looks dewy without getting greasy.

Revitalize your skin with this lightweight hydration serum that deeply moisturizes, enhances texture, and minimizes makeup clumping, ensuring a smooth, radiant complexion all day long.

  • Deep hydration for smoother skin
  • Prevents makeup clumping on dry patches
  • Supports moisture barrier for lasting comfort
  • Fast-absorbing, non-greasy formula

Question 1: What skin types can benefit from using this serum?
Answer 1: This serum is especially beneficial for dry or dehydrated skin types, but its lightweight formula makes it suitable for all skin types. It provides deep hydration without feeling greasy, making it ideal for oily, combination, or sensitive skin as well.

Question 2: How do I use this serum effectively for the best results?
Answer 2: For best results, apply a few drops of the serum after cleansing and toning, both in the morning and evening. Gently massage or pat the serum into your skin, starting from the center of your face and working outward. For very dehydrated skin, apply it on slightly damp skin and follow up with a moisturizer.

Question 3: Is this serum compatible with makeup?
Answer 3: Yes, this serum is designed to help prevent makeup clumping on dry patches. It hydrates the skin deeply and leaves a smooth finish, making it an excellent base for foundation and other makeup products.

We offer Free Express Shipping on all orders! Please allow 1-2 Business Days for us to process and ship your order. Estimated Arrival Time: 7-12 business days.

COSRX Korean Skincare The Hyaluronic Acid 3 Serum “Blue” (20ml)

COSRX Korean Skincare The Hyaluronic Acid 3 Serum “Blue” (20ml)

Regular price $32.16
Sale price $32.16 Regular price $41.80
23% off | Save $9.64 Sold out
View full details
Instant moisture boost
Gentle on Skin
Hydrate + plump
Dewy, not greasy
Instant moisture boost
Gentle on Skin
Hydrate + plump
Dewy, not greasy
Instant moisture boost
Gentle on Skin
Hydrate + plump
Dewy, not greasy
Instant moisture boost
Gentle on Skin
Hydrate + plump
Dewy, not greasy
Instant moisture boost
Gentle on Skin
Hydrate + plump
Dewy, not greasy
Instant moisture boost
Gentle on Skin
Hydrate + plump
Dewy, not greasy

Unlock Radiant, Hydrated Skin Today

Transform your skin with deep hydration and lasting comfort. Experience the ultimate solution for dry skin and makeup woes effortlessly.

  • Achieve a smoother, bouncy complexion
  • Eliminate makeup clumping issues
  • Boost your skin's moisture barrier

Unlock Radiant, Hydrated Skin

  • First Benefit

    Deep Hydration

    Instantly replenishes dry, thirsty skin.

  • Second Benefit

    Smoother Makeup Application

    Prevents clumping and enhances makeup longevity.

  • Third Benefit

    Barrier Support

    Enhances moisture retention for lasting comfort.

 
 

Why Choose Us?

Experience superior hydration and long-lasting moisture retention with our advanced formula, designed to transform your skin's texture and comfort far beyond standard offerings.

house beautique
Others
Deep hydration
Non-greasy finish
Makeup-friendly
Barrier support
Fast absorption

Frequently Asked Questions

Find quick answers to the most common questions about our product.

This lightweight serum delivers deep hydration thanks to its 3% Sodium Hyaluronate content. It effectively plumps dry skin, leaving it smoother and more bouncy, helping to reduce the appearance of fine dryness lines.

Absolutely! Designed to combat makeup clumping, this serum prevents foundation from catching on dry patches. It provides a smooth base, ensuring your makeup looks flawless and stays fresh throughout the day.

Unlike typical hydrating serums, this one not only hydrates but also strengthens your skin’s moisture barrier. It includes barrier-supporting ingredients like Ceramide NP, making hydration last longer than just a temporary fix.

Simply apply a few drops after cleansing and toning, gently massaging it into your skin. It can be used both morning and evening, and for best results, apply on slightly damp skin before sealing with a moisturizer.