How do I use this product?

Use this product as directed in your skincare routine. Apply on clean skin and follow with moisturizer and sunscreen during the day if needed.

Is this product suitable for all skin types?

Most Korean skincare products are formulated to be gentle and suitable for a variety of skin types, including dry, oily, combination, and sensitive skin. Always patch test if you have very reactive skin.

How long does it take to see results?

Results vary depending on skin type and concern, but many users notice improvements in hydration and skin texture within 2–4 weeks. More visible changes like acne reduction or brightening may take longer with consistent use.

Can I use this with other skincare products?

Yes. This product can usually be combined with other skincare products. It is best to layer it with gentle, hydrating, and barrier-supporting products for optimal results.

Do you ship across Canada?

Yes. We offer fast and reliable shipping across Canada so you can receive your skincare products quickly and safely.

COSRX Refresh AHA BHA Vitamin C Booster Serum 30ml

Brand: COSRX

COSRX Refresh AHA BHA Vitamin C Booster Serum 30ml

Name: COSRX Refresh AHA BHA Vitamin C Booster Serum 30ml
Brand: COSRX
Price: 29.68 CAD
Availability: OutOfStock
Rating: 5.0 (1 reviews)

$29.68 $39.00 Save 24%

Out of stock

SECURE PAYMENTS

Your authentic K-beauty, guaranteed. We source directly from trusted Korean brands and authorized distributors, ensuring every product at Lakinza is 100% authentic and genuine. No counterfeits. No questionable sources. Just the real products you can shop with confidence.

Fast Canada-Wide Delivery

Orders are fulfilled the same day (Mon–Fri). Estimated delivery is 1–4 business days, depending on your location.

Flat shipping rate: $9.99
Free shipping on orders $79+.

Shop with confidence. Your payment information is securely processed through Shopify’s protected checkout, with trusted payment options available.

Ships from Canada - no hidden import costs. Your order ships from our warehouses in Toronto or Montreal, so you won’t be charged customs or duties at delivery.

COSRX Refresh AHA BHA Vitamin C Booster Serum - Korean Brightening Serum

Elevate your daily skincare routine with the COSRX Refresh Vitamin C Booster Serum a rejuvenating formula designed to tackle dullness, rough skin, and excess oil. Enriched with natural brightening ingredients like Kiwi and Dragon Fruit extracts, this lightweight serum is your go-to for revitalized, glowing skin.

Key Features / Benefits

Refreshing Daily Skin Boosting Serum: Formulated with extracts of Kiwi and Dragon Fruit to care for dead skin cells and enhance your overall skin tone.
Watery and Absorbent Texture: Its hydrating and light texture is quickly absorbed, making it ideal for combination to oily skin types.
Revitalize with Active Ingredients: Contains 2% Niacinamide and AHA/BHA to effectively exfoliate and brighten your skin.

Key Ingredients

Kiwi and Dragon Fruit Extracts: Refresh your dull skin and provide long-lasting hydration.
AHA and BHA: Gently exfoliate dead skin cells to reveal softer, smoother skin.
Niacinamide: Works to brighten your complexion.

How to use

After Toning: Apply the serum to your face.
Absorption: Lightly pat the serum until it is fully absorbed.
Daytime Care: Don't forget to follow up with SPF to protect your skin from sun damage.

Product Facts:

Paraben-Free
Sulfate-Free
Alcohol-Free
Silicone-Free
Fungal Acne Safe
Essential Oil-Free

100% Authentic

Best Deals & Value

Safe & Secure Checkout

Fast Reliable Shipping

Proudly Canadian

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Let customers speak for us

from 2457 reviews

I'm so

I’m glad I found a store that carries Korean products. I recently moved to Halifax, Canada, and I’m really happy because I love these products, which I’ve been using for quite some time. Thank you, your delivery system is very professional and the product selection is amazing.

Customer

SKIN1004 Madagascar Centella Double Cleansing Duo

09/29/2025

Amazing choices, great prices

Amazing choices, great prices. Great product descriptions.

Lynn L.

Lakinza K-beauty

09/08/2025

Canadian based !

I love shopping at Lakinza! The fact that they’re based in Canada is a huge plus, no surprise customs. The shopping experience was super easy and I found everything I needed. My order arrived quickly and in perfect condition. What more can you ask for!

Frenchie

Lakinza K-beauty

09/02/2025

Great products and super fast delivery

Great products and super fast delivery.

Julie H.

Lakinza K-beauty

09/02/2025

Wow!!!

Wow—I’m truly blown away by my shopping experience at Lakinza!

I actually came across your website by accident, but the competitive prices, wide product selection, and helpful “how-to” guidance convinced me to purchase all my products from your site. My order arrived in pristine condition, perfectly packaged with care, and delivered within just a couple of days.

And now, having this personalized information you’ve shared has made me not just a satisfied customer, but a loyal fan of Lakinza. Thank you again for going above and beyond!

Hina C.

Lakinza K-beauty

08/26/2025

Good prices and fast delivery

This is the first time I've used lakinza and I'm impressed. There are so many brands available! The prices are reasonable and shipping was incredibly fast. I will shop here again.

Dina

Lakinza K-beauty

08/25/2025

This is my new go to Korean skincare store! They have all the best brands at all the best prices!

Gia P.

Lakinza K-beauty

08/23/2025

Recommended!

Whoever is behind the operations of this store does a great job. Shipping is really fast, the products superb for my skin issues. So far so good.

Customer

Lakinza K-beauty

08/08/2025

Très bons produits à un coût abordable. J'aime beaucoup les produits que j'ai achetés. En plus, il y avait un produit gratuit surprise dans l'emballage! J'ai reçu les produits 6 jours après avoir fait ma commande.

Lyne M.

Lakinza K-beauty

08/06/2025

I have recently purchased a couple of creams recommended to me by a doctor. This is my very first encounter with Korean skincare products and I am quite pleased with the results. About to order again…

M

Lakinza K-beauty

08/03/2025

Amazing Service & Fast Shipping!

I’m so impressed with Lakinza! I placed my order last night and within 12 hours it was already packed and on its way—seriously the fastest shipping I’ve ever experienced from an online beauty store. They have a great selection of K-beauty skincare and makeup at really reasonable prices. Similar or a bit less than at Olive Young and with much faster shipping! I’ll definitely be ordering again—this is my new go-to for Korean beauty products!

Karina K.

Lakinza K-beauty

08/01/2025

Amazing experience

Online shopping was easy, the website is nice, prices are fair and shipping was fast!

Nancy

Lakinza K-beauty

06/27/2025

Absolutely in love

These products have helped me so much with my break outs , my skin feels amazing !

Irene K.

Lakinza K-beauty