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COSRX

COSRX The Naiacinamide 15 Serum 20ml

COSRX The Naiacinamide 15 Serum 20ml

Regular price $35.90 NZD
Regular price $39.00 NZD Sale price $35.90 NZD
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โœ“ Flat-rate shipping: $5.90 Auckland / $6.90 rest of NZ 

โœ“ Free shipping: K-beauty $49+ | K-pop $99+ 

โœ“ Ships from Auckland

โœ“ Authentic Korean products

โœ“ Recommended for oily, combination, and acne-prone skin needing sebum control, pore refinement, and blemish care
โœ“ Suitable for all skin types, especially those dealing with enlarged pores, uneven texture, or frequent breakouts
โœ“ Ideal for those wanting clearer, smoother skin while improving overall skin tone balance and oil regulation

โ†’ โ€œhigh-strength pore refining + oil control serumโ€
โ†’ โ€œblemish care + texture smoothing treatment serumโ€

โ€œGet ready for clear, smooth, and radiant skin with this acne-fighting serum! With 15% niacinamide, it regulates sebum and reduces the appearance of acne scars. Plus, N-acetylglucosamine gently exfoliates and fades hyperpigmentation, while zinc PCA balances your skin's oil and water levels and allantoin promotes collagen production. Say goodbye to pesky breakouts and hello to a flawless complexion.โ€

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* Details

-Control excessive oiliness

-Improvement of oily skin lacking moisture

-Improving uneven skin texture

-Amazing intensive care effect: Helps reduce sebum, oil, blackheads, whiteheads, and improve skin tone for 3 types of complexions.

-Use of 15% Niacinamide: Niacinamide is used to provide comprehensive care for problematic skin, and is formulated at an optimal content of 15% for truly effective care.

-Light liquid formula: This is a light liquid formula serum that contains N-acetylglucosamine, zinc PCA, and allantoin, leaving behind a refreshing feeling while eliminating oiliness.

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* Recommended forย 

Excessive sebum&pores, rough&uneven skin texture, oily&combination skin


ย * size 20ml


ย * How to use

After cleansing and toner, smooth 2-3 drops all over face and neck, avoid eyes. For daytime use, follow with a sunscreen spf 30+

(If irritations occurs, cease use and consult a physician. Prior to first use, spot test for sensitivity,


* Cautions for Storage and Handling

Keep out of reach of children.

Keep away from direct sunlight.

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COSRX is a Korean skincare brand loved worldwide for its gentle yet effective formulas designed for sensitive, acne-prone, and troubled skin. Focused on minimal ingredients and maximum results, COSRX creates dermatologist-tested products that target real skin concerns such as acne, dryness, irritation, and uneven tone. From their best-selling Snail Mucin Essence to the Poreless and Centella lines, COSRX is all about delivering visible improvements while being kind to the skin barrier.


Why COSRX?

  • Simple, skin-friendly ingredients
  • Solutions for acne, redness, and sensitivity
  • Lightweight, non-irritating formulas
  • Vegan-friendly and cruelty-free


Popular Products: Snail Mucin 96 Essence, Low pH Good Morning Cleanser, Advanced Snail Cream, Centella Ampoule, Aloe Sunscreen.


COSRX NZ, Korean skincare New Zealand, COSRX snail essence, COSRX toner, COSRX cream, sensitive skin Korean skincare.

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  • 5 stars: 171 (90%)
  • 4 stars: 16 (8%)
  • 3 stars: 2 (1%)
  • 2 stars: 1 (1%)
  • 1 star: 1 (1%)
This product has no reviews of its own. The merchant grouped it with related products, so the reviews shown are from across that group.
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Sandeep Chhetri
This is next level

This is next level suncream

Perfect

So glad you think so! Weโ€™re thrilled you love this sunscreen, itโ€™s truly one of the best for daily glow and protection.

D
Davood Fazlollahi
Excellent

This product is truly amazing Thanks

Thank you so much for your kind words! We're so glad you loved this product. It looks like youโ€™ve tried many great items โ€” weโ€™re happy this one stood out for you. Have a beautiful day!

M
Marie Barrett
Kahi Multibalm

Beautiful scent, very moisturising! Fabulous purse product! Perfect for someone on the go!

J
JTW
It works great

Redness in my cheeks are disappearing and I've only applied it three times, skins is very soft and non greasy.

J
JTW
Great for under eyes

Skin under my eyes is softer and plumper. Not much difference for head lines.

S
S

Very thin, and not too noticeable unless you look for it.

S
Sharlene Phillips
Everyone needs to try all these

Everyone needs to try all these products

we're so happy to hear you love the products! Thanks for sharing your enthusiasm.

S
Sharlene Phillips
Absolutely

Absolutely beautiful

we're thrilled to hear you love the serum! Thanks for sharing your positive experience. ๐Ÿ˜Š

S
Sharlene Phillips
This stuff is so so

This stuff is so so gd

Hi Sky, thank you for your feedback! We're glad you gave the product a 5-star rating. If you have any questions or need assistance, feel free to reach out. We hope you continue to enjoy your skincare routine!

S
Sharlene Phillips
Great

Great products

We're so glad you love the mask. Thanks for your wonderful review!

S
Sharlene Phillips
In love with these

In love with these products

Hi Sky, we're so happy to hear you love the products! Thanks for your wonderful review.

S
Sharlene Phillips
Fantastic

Fantastic stuff

Hi Sky, we're thrilled to hear you think so highly of the Rice Milk toner! Thanks for sharing your love for the product. ๐Ÿ˜Š

A
Anonymous
Amazing

Amazing products

Hi there! Thank you so much for your wonderful review. We're thrilled to hear you love the product! ๐Ÿ˜Š

A
Anonymous
Absolutely love

Absolutely love this

Hi there! We're so glad to hear you love the Beauty of Joseon Dynasty Cream. Thanks for sharing your wonderful feedback!

A
Anonymous
Absolutely love this and for the bprice wow love

Absolutely love this and for the bprice wow love it

Hi there! We're so glad you're loving the product and the price. Thanks for your lovely review!

C
Chrissy Easton
Happy customer

One of the best products I have ever purchased,, I can you I'll show you it is one of the best essence you will ever purchase

Hi Chrissy! We're so happy to hear you love the Artemisnia Balance Essence. Thanks for sharing your positive experience!

C
Chiel Ponteras
This product works for me and it really

This product works for me and it really nice

Hi Chiel! We're so glad to hear the serum is working well for you. Thanks for sharing your positive experience!

C
Chiel Ponteras
I love it because very Lightweight and it looks like natural on my skin

I love it because very Lightweight and it looks like natural on my skin.

Hi Chiel! Thank you so much for your lovely review. We're thrilled to hear you enjoy the lightweight feel and natural look of the sun cream. We appreciate your support!

V
Victoria Smith
A great product that I continue to repurchase

A great product that I continue to repurchase.

Hi Victoria! We're so happy to hear you love the Relief Sun SPF and keep coming back for more. Thanks for your support!

A
Anonymous
My new go to

Moisturises my skin beautifully and feels so nice.

Hi there! We're thrilled to hear it's become your go-to. Thanks for sharing your experience!

A
Anonymous
Extremely hydrating for my dry skin

Extremely hydrating for my dry skin. It was so easy to apply and comforting. I have sensitive skin and did not react to this at all, it actually helped me more. Will continue to purchase and use. Thank you!

Hi there! We're so glad to hear the mask works well for your dry and sensitive skin. Thank you for sharing your experience, and we look forward to your next purchase!

A
Anonymous
So far so good

So far so good. Haven't seen big improvements but only had 2 weeks.

Hi there! Thanks for sharing your experience. Consistency is key, so hopefully you'll notice even more improvements soon. Feel free to reach out if you have any questions!

A
Anonymous
Feels great on skin

Feels great on skin.

Hi there! We're glad to hear you enjoy the feel of the product on your skin. Thank you for your review!

A
Anonymous
Effective

Very effective!

Hi there! We're so glad to hear you found the patches effective. Thanks for sharing your positive feedback!

A
Anonymous
Lovely wash

Lovely wash. Does not dry my skin and my skin is sensitive

Hi there! We're so glad to hear you love the wash and that it suits your sensitive skin. Thanks for sharing your feedback!

A
Anonymous
Lovely

Lovely. Calms my skin and really helps make it plump

Hi there! We're so happy to hear the ampoule is calming and boosting your skin. Thanks for sharing your experience!

A
Anonymous
Lovely product

Lovely product.

Thank you for your lovely review! We're so glad you enjoy the product. ๐Ÿ˜Š