Free delivery on purchases over €60

Product Description

Embark on a skin transformation with Isntree's Hyper Niacinamide 20 Serum, a powerful solution designed to address a variety of skin concerns. With 20% niacinamide, this serum can reduce enlarged pores, improve overall skin texture, and brighten skin tone. The inclusion of zinc PCA and arbutin enhances its brightening properties, while its rich yet lightweight texture ensures rapid absorption, leaving behind a smooth, luminous finish.

Recommended for: Safe for fungal acne, sensitive skin, all skin types.

Directions for use:

  • After cleansing your skin and applying a toner, dispense 2 to 3 drops and apply them all over your face, avoiding the eye and mouth area.
  • Pat gently for better absorption.
  • Apply sunscreen when using it in the morning.

Ingredients :

Water, Niacinamide, Dipropylene Glycol, Methylpropanediol, Propanediol, Arbutin, Glycerin, Zinc PCA, Sodium PCA, Portulaca Oleracea Extract, Sodium Hyaluronate, Sodium Acetyl Hyaluronate, Hydrolyzed Hyaluronic Acid, Hydrolyzed Sodium Hyaluronate, Hyaluronic Acid, Hydroxypropyltrimonium Hyaluronate, Potassium Hyaluronate, Sodium Hyaluronate Crosspolymer, Pinus Palustris Leaf Extract, Ulmus Davidiana Root Extract, Oenothera Biennis Flower Extract, Pueraria Lobata Root Extract, Ammonium Acryloyldimethyltaurate/VP Copolymer, Adenosine, Dipotassium Glycyrrhizate, Tromethamine, Butylene Glycol, Copolymer of Acrylates/C10-30 Alkyl Acrylate, 1,2-Hexanediol, Hydroxyacetophenone.



Shipping & Delivery

Shipping Policy – Skincarecoreenne.com

At Skincarecoreenne.com, we strive to provide you with a smooth, reliable, and transparent delivery experience.

Processing times

All orders are prepared and shipped within 2 to 3 working days after validation.

A tracking number is systematically provided upon shipment.

Delivery methods

France and Belgium:

Delivery is secure with delivery against signature.

Delivery costs are €4.50 for any order under €60.

Delivery is free for purchases over €60.

Delivery time is estimated between 5 and 7 working days after dispatch.

Express Delivery – K-Beauty Tech Devices (Medicube AGE-R, Centellian24):

Delivery is provided by FedEx Express, with signature required.

Fixed costs: €40.

Estimated delivery time: 3 to 5 working days after dispatch.

Delivery areas

We only deliver to mainland France and Belgium.

Customs charges may apply upon receipt of the package.

Order tracking

Once the order is shipped, you will receive a confirmation email containing a tracking link.

All deliveries are secure and require a signature upon receipt.

Return conditions

Returns are accepted only if the products are unopened, in their original packaging and with the seal intact.

The return request must be made within 14 calendar days of receiving the order.

Products that have been opened or have a broken seal will not be returned or refunded.

Return procedure

Contact our customer service at support@skincarecoreenne.com to initiate a return request.

You will receive a return form with instructions to follow.

Return costs are the responsibility of the customer, except in the case of an error on our part or a defective product.

Refunds

Once the return has been validated, the refund will be made within 7 working days via the initial payment method.

An email confirmation is sent as soon as the refund is processed.

Exceptional delays

During certain periods such as Lunar New Year (January 23 to February 2) or Korean holidays, delays may occur.

All orders placed during these periods will be shipped as soon as normal operations resume.

Contact customer service

Email: support@skincarecoreenne.com

Telephone: +33 6 44 65 01 98 (Monday to Friday, 9 a.m. to 6 p.m.)

Online chat: accessible directly on our site

Our commitments

100% authentic products, imported directly from South Korea

No global versions, only official Korean versions

Direct import without intermediaries

Free samples with every order

4.5
Rated 4.5 out of 5 stars
Basé sur 56 avis
Total des avis 5 étoile(s) : 27 Total des avis 4 étoile(s) : 29 Total des avis 3 étoile(s) : 0 Total des avis 2 étoile(s) : 0 Total des avis 1 étoile(s) : 0
100%recommanderaient ce produit
56 avis
  • A
    Aya
    Drapeau de France
    Acheteur vérifié
    Je recommande ce produit
    Rated 5 out of 5 stars
    il y a 1 mois
    Isntree Hyper Niacinamide 20 Serum 20Ml

    J’adore ! C'est exactement ce dont j'avais besoin.

  • A
    Amélie
    Drapeau de France
    Acheteur vérifié
    Je recommande ce produit
    Rated 5 out of 5 stars
    il y a 1 mois
    Isntree Hyper Niacinamide 20 Serum 20Ml

    La livraison a été rapide et le produit est top !

  • A
    Aïcha
    Drapeau de France
    Acheteur vérifié
    Je recommande ce produit
    Rated 5 out of 5 stars
    il y a 2 mois
    Isntree Hyper Niacinamide 20 Serum 20Ml

    Je suis agréablement surpris(e) par ce produit. Belle découverte !

  • C
    Cassandra
    Drapeau de France
    Acheteur vérifié
    Je recommande ce produit
    Rated 4 out of 5 stars
    il y a 2 mois
    Isntree Hyper Niacinamide 20 Serum 20Ml

    Je suis agréablement surpris(e) par ce produit. Belle découverte !

  • S
    Sabrina
    Drapeau de France
    Acheteur vérifié
    Je recommande ce produit
    Rated 4 out of 5 stars
    il y a 2 mois
    Isntree Hyper Niacinamide 20 Serum 20Ml

    J'aime beaucoup la texture et l'efficacité. Très satisfait(e) !

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DISCOVER THE MEDICUBE BRAND

Medicube, dermatological expertise at the service of your skin. Medicube places skin problems at the heart of its mission. The brand develops innovative solutions through ongoing research, a rigorous selection of active ingredients, and formulas tested for their effectiveness. Each product is designed to meet the real needs of the skin and deliver visible and lasting results .
Targeted care, clearer skin, restored confidence.

Discover the MEDICUBE difference