★★★★★ 5
Great product for the price
Size: 4T, Color: Black
Great product for the price
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Reviewed in the United States on May 4, 2022
COSRX The Vitamin C 23 Serum
Marsoni
M251S
Get it in 3 business days with 1 day shipping.
Friday, May 29
COSRX The Vitamin C 23 SerumKey Benefits This serum contains 23% pure vitamin C (ascorbic acid), making it a powerful antioxidant treatment for brightening and anti aging. Its ideal for those with dull skin, uneven tone, or early signs of aging. Brightens Skin Tone: Fades dark spots, acne scars, and hyperpigmentation Reduces Fine Lines & Wrinkles: Stimulates collagen production for firmer skin Improves Elasticity: With super vitamin E (tocotrienol), which has 50x more
Quick Dispatch:
Your COSRX The Vitamin C 23 Serum orders ship within 1-2 business days.
Delivery Options:
- Standard: 3-7 business days
- Fast: 2-3 business days
- Express: 1-2 business days
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Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
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4.1 ★★★★★
Based on 1047 reviews
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Product Reviews
★★★★★ 5
Good quality
Was used for a costume, it fit my little boy really well & held up great despite washing multiple times
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Reviewed in the United States on November 10, 2019
★★★★★ 5
Kindergarten prom
Size: 4, Color: Burgundy, Size: 4, Color: Burgundy
Item was very nice, it came quickly and he wore it to his lil prom yesterday. Will reorder in the future.
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Reviewed in the United States on January 29, 2026
★★★★★ 5
Quality Boys Suit
Size: 6, Color: Dark Blue
Good quality
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Reviewed in the United States on January 27, 2026
★★★★★ 5
Look good
They fit well
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Reviewed in the United States on October 25, 2024
