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COSRX The Vitamin C 23 Serum (20g) - Brightening & Anti-Aging Korean Skin Care | Shei Shop

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SKU : 100567

1849 2250 Save 401 18% Off

Brand : Cosrx

Country : Korean

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Brighten Dark Spots and Restore Youthful Glow with COSRX The Vitamin C 23 Serum

Reveal a radiant, even-toned complexion with the highly potent COSRX The Vitamin C 23 Serum. Formulated with a massive 23% concentration of pure Vitamin C (Ascorbic Acid), this advanced serum targets dark spots, stubborn acne scars, hyperpigmentation, and fine lines with clinical precision. Sourced 100% authentically from South Korea, Shei Shop brings this premium, fresh-stabilized brightening elixir directly to you in Bangladesh for ultimate skin transformation.

Key Ingredients & Their Benefits:

  • 23% Pure Vitamin C (Ascorbic Acid): A powerhouse antioxidant that aggressively fades hyperpigmentation, brightens dull skin tone, and boosts collagen synthesis to firm the skin.
  • Super Vitamin E (Tocotrienol): Works in perfect synergy with Vitamin C to multiply its antioxidant efficacy by up to 50 times, shielding the skin from environmental damage.
  • Hyaluronic Acid: Instantly infuses moisture into the skin barrier to counteract dryness and keep the skin plump and hydrated.
  • Allantoin: Soothes skin redness, calms potential irritation, and accelerates skin recovery.

Full Ingredient List:

Water, Ascorbic Acid (23%), Sodium Lactate, Butylene Glycol, 1,2-Hexanediol, Ethyl Ascorbyl Ether, Tocotrienol, Sodium Hyaluronate, Carthamus Tinctorius (Safflower) Seed Oil, Helianthus Annuus (Sunflower) Seed Oil, Glycyrrhiza Glabra (Licorice) Root Extract, Allantoin, Adenosine, Tocopherol, Caffeine, Arginine, Glutathione. (Note: Ingredients are subject to change at the manufacturer's discretion. For the most complete and up-to-date list of ingredients, please refer to product packaging.)

Key Benefits:

  • High-Performance Brightening: Noticeably improves uneven skin tone, melasma, and hyperpigmentation within weeks.
  • Fades Acne Scars: Successfully targets and diminishes dark spots and post-inflammatory erythema left by breakouts.
  • Anti-Aging Benefits: Fights free radicals, smooths fine lines, and restores skin elasticity for a youthful, healthy look.
  • Advanced Stabilized Formula: Formulated to minimize the fast oxidation process common in high-strength pure Vitamin C serums.
  • Dermatologist Tested: Clinically proven to reduce skin dullness and boost natural skin luminosity safely.

Best Suited For:

  • Skin Type: Normal, Oily, Combination, and Mature Skin. (Note: If you have extremely sensitive or active acne-prone skin, patch testing is highly recommended).
  • Skin Concern: Dark Spots, Hyperpigmentation, Acne Scars, Fine Lines, Dull and Tired Complexion.

How to Use:

  1. Shake the bottle gently 1 to 2 times before opening.
  2. After cleansing and toning, apply a few drops of the serum directly onto your face.
  3. Using your fingertips, gently massage the serum into your skin, allowing it to fully absorb.
  4. Follow with your favorite moisturizer.
  5. Important Pro Tip: Store this product in the refrigerator after opening to preserve freshness. If using during the day, always finish your skincare routine with a high SPF sunscreen.

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Frequently Asked Questions

Answer: Yes, at Shei Shop, we guarantee 100% authentic Korean skincare. Our COSRX The Vitamin C 23 Serum is sourced directly from verified authorized suppliers in South Korea.
Answer: Because it contains a high concentration of 23% pure Vitamin C (Ascorbic Acid), it is highly sensitive to light and heat. Storing it in the refrigerator helps maintain its potency and slows down oxidation.
Answer: Yes, it can be used daily. However, since 23% is a high concentration, beginners should start by using it 2-3 times a week at night, and then gradually increase the frequency as the skin builds tolerance.
Answer: We highly recommend not using high-strength Vitamin C simultaneously with high-concentration Niacinamide, Retinol, or AHA/BHA chemical exfoliants in the same routine, as it may cause irritation. You can alternate your routines (e.g., Vitamin C in the morning and others at night).
Answer: You can easily check the current updated price, stock availability, and exclusive discounts for the COSRX Vitamin C 23 Serum directly on this product page at Shei Shop.