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COSRX Pure Vitamin C 23% Serum
Prime eligibleCOSRX

COSRX Pure Vitamin C 23% Serum

4.2· 7,825 reviews
$20.50
90-DAYLOW

Usually $21.99

Price checked today at 13:10 CT

Deal ends in 6d 21h

A potent dose of Vitamin C can visibly brighten your complexion and target early aging signs.

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Today's verdict
Worth a look
Deal confidence

What we've verified about this price

Current
$20.50
Typical
$21.99
90-day low
90-day low
Matches the lowest price we've tracked
90-DAYLOW
Price-tracked daily by AgoraPrice checked today at 13:10 CT
Agora's take

Our read on this product

This potent serum targets early aging signs with a high concentration of Vitamin C, aiming for brighter, more youthful skin. Its blend includes Vitamin E for antioxidant protection and Hyaluronic Acid for deep hydration, addressing fine lines, uneven tone, and dullness. The brand recommends a patch test due to the 23% pure Vitamin C concentration, so be prepared to test it on a small area of your body first.

If you're looking to boost your skin's radiance and combat the first signs of aging, this serum offers a concentrated approach. It's designed to improve texture and tone, making it a strong contender for those seeking a brighter complexion. Remember to store it in the fridge to maintain its efficacy and follow the usage instructions carefully, especially regarding sunscreen during the day.

Why this one

What makes it stand out

  • Features 23% pure Vitamin C, offering a higher concentration than many standard brightening serums.
  • Includes Vitamin E and Hyaluronic Acid in the formulation for a more comprehensive anti-aging and hydrating effect.
  • Comes with explicit patch test and storage instructions, guiding users on how to best utilize its potency.
Think twice if...

When this isn't the right fit

  • The high concentration of Vitamin C may cause irritation for very sensitive skin types, necessitating a patch test.
  • Requires careful storage in the refrigerator to prevent oxidation and maintain potency.
  • Daily use, especially during the day, requires diligent application of sunscreen to protect the skin.
What owners notice

Real-world notes

  • Some users report a tingling sensation upon application, which is common with high-potency Vitamin C.
  • The serum needs to be stored in the fridge, which might be an inconvenience for some routines.
  • Consistent use can lead to a noticeable improvement in skin brightness and a reduction in the appearance of fine lines.
Bottom line

Consider this if you're ready for a high-potency Vitamin C treatment to visibly brighten and firm your skin.

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