Features & Benefits
- 5.0% Niacinamide, 1.5% Hyaluronic Acid, 9.8% Glycolic Acid
- pH-Balanced; Replenish Barrier
- Reduce Shine & Minimize Pores
- Calm Redness & Fade Marks, Oil-free Moisturizer Gel
- Cool & Hydrate Skin
- Home Page /
- Beauty & Personal Care /
- Skin Care /
- Face Care /
- Treatments & Masks /
- Face Serums /
- Kiehl's - 5.0% Niacinamide Face Serum - Reduc...
0 ratings
Item #:
80326498
Kiehl's - 5.0% Niacinamide Face Serum - Reduces Excess Oil - 1 fl oz
86% of respondents would recommend this to a friend
Item #:
80326498
0 ratings
Write a review
Out of stock
Imported from USA store
Secured transaction
Ubuy works hard to protect your security and privacy. Our advanced payment security system ensures confidentiality by encrypting your information during transmission using AES (Advanced Encryption Standards) and SSL (Secure Socket Layer) protocols. Your payment details are 100% secure as we do not share your payment details with third party sellers.
Our Top Logistics Partners
Reduce Pimple Size & Color, Reduce Shine & Minimize Pores, Gentle Foaming Face Wash, Squalane & Avocado Oil, Cool & Hydrate Skin
Fast
Shipping
Free
Return*
Secure Packaging
100% Original Products
PCI DSS Compliance
ISO 27001 Certified
Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.
What Stands Out
High-Potency Formula
This serum contains 5.0% niacinamide, a potent concentration that effectively reduces excess oil and shine while promoting a natural glow, making it ideal for oily skin types.
Minimizes Imperfections
Specifically designed to address skin imperfections, this serum helps refine skin texture, leading to clearer, healthier-looking skin while controlling oiliness.
Paraben-Free
Formulated without harmful parabens, this serum provides a clean skincare option, ensuring safety and quality for all users, especially those with sensitive skin.
Product Details
| Product Dimensions | 1.43 x 1.43 x 4 inches (3.6 x 3.6 x 10.2 cm); 2 ounces (56.7 grams) |
| Item model number | 3605972791238 |
| Manufacturer | Kiehl's Since 1851 |
| Skin Type | Normal |
| Product Benefits | Niacinamide is known to help visibly brighten skin tone and help rebalance skin's surface oil, leaving your complexion smooth, bright, and glowy. |
| Target Use Body Part | Face |
| Scent Name | Unscented |
| Item Form | Oil |
| Brand Name | Kiehl's |
| Number of Items | 1 |
| Global Trade Identification Number | 03605972791238 |
| Manufacturer | Kiehl's Since 1851 |
| Model Number | 3605972791238 |
| Manufacturer Part Number | 3605972791238 |
| Item Weight | 2 ounces (56.7 grams) |
| Item Volume | 30 ml |
| Unit Count | 1 Ounce |
| Material Features | 5% niacinamide; oil-control; pore-refining |
Who Should Buy?
-
Oily Skin Users
Ideal for those struggling with excess oil production and looking for a solution to control shine effectively.
-
Acne-Prone Individuals
Effective for reducing imperfections and minimizing breakouts, making it suitable for acne-prone skin types.
-
Those Seeking Glow
A great choice for users wanting to achieve a natural glow and improve overall skin texture and appearance.
-
Dry Skin Types
Users with dry skin may find this serum too drying or irritating, potentially exacerbating their skin condition.
Product Description
Kiehl's - 5.0% Niacinamide Face Serum - Reduces Excess Oil - 1 fl oz
Dietary Supplement Disclaimer
Statements regarding dietary supplements have not been evaluated by the Food and Drug Administration and are not intended to diagnose, treat, cure, or prevent any disease or health condition.
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What is the main ingredient in Kiehl’s Ultra Pure Niacinamide Serum?
Answer: The key ingredient in Kiehl's Ultra Pure High-Potency 5.0% Niacinamide Serum is niacinamide, which is known for its ability to reduce excess oil and shine on the skin. Niacinamide is a form of Vitamin B3 that enhances skin texture and brightens the complexion. This concentrated serum not only helps in controlling oil production but also minimizes the appearance of enlarged pores, making it perfect for those with oily skin. For best results, apply after cleansing and follow with your regular moisturizer. -
Question:
How does this serum benefit oily skin?
Answer: Kiehl’s Ultra Pure Niacinamide Serum offers multiple benefits for oily skin by effectively reducing excess oil and shine throughout the day. The 5.0% concentration of niacinamide not only helps to regulate sebum production but also assists in minimizing the appearance of pores, leading to a smoother skin texture. This serum can be a game-changer for individuals struggling with overly shiny skin and enlarged pores, providing a matte finish and a more refined complexion when used consistently. -
Question:
Can this serum be used with other skincare products?
Answer: Yes, Kiehl’s Ultra Pure Niacinamide Serum can be successfully combined with other skincare products. It pairs well with lightweight moisturizers and other serums, especially those containing hyaluronic acid or anti-aging ingredients. To maximize its benefits, apply the niacinamide serum after cleansing and before heavier creams to ensure optimal absorption. For example, layering it under sunscreen or makeup can enhance skin texture while keeping oiliness at bay. -
Question:
Is Kiehl’s Niacinamide Serum suitable for sensitive skin?
Answer: While Kiehl’s Ultra Pure Niacinamide Serum is designed primarily for oily skin, it is generally mild and can be suitable for sensitive skin types. Niacinamide is well-tolerated and known for its soothing properties. However, if you have very sensitive or reactive skin, it’s advisable to perform a patch test first to ensure compatibility. If irritation occurs, adjusting usage frequency can also help acclimate your skin to the product. -
Question:
What results can I expect after using the serum?
Answer: Users of Kiehl’s Ultra Pure Niacinamide Serum often report noticeable improvements in their skin's texture and oil control after consistent use. Results typically include reduced shine, minimized pores, and a more balanced overall complexion. Although individual results may vary based on skin type and condition, most people start seeing benefits within a few weeks, making it an effective addition to any oily skin regimen. -
Question:
How do I incorporate this product into my daily skincare routine?
Answer: Incorporating Kiehl’s Ultra Pure Niacinamide Serum into your daily skincare routine is simple. Start by cleansing your face thoroughly, then apply a small amount of the serum directly onto your skin, focusing on areas prone to oiliness. Follow it up with a lightweight moisturizer to lock in hydration. It can be used both in the morning and evening for increased effectiveness. This routine helps control oil while maintaining skin health. -
Question:
Is it cruelty-free or vegan?
Answer: Kiehl’s is committed to producing products that are cruelty-free, meaning they do not test on animals. However, while they do offer several vegan products, it’s important to check the specific formulation of the Ultra Pure Niacinamide Serum to confirm if it meets vegan standards. The brand emphasizes ethical practices and transparency, so consumers can feel responsible while using their products. -
Question:
Can this serum help with acne?
Answer: Kiehl’s Ultra Pure Niacinamide Serum can be beneficial for those prone to acne due to its oil-controlling properties and ability to minimize pores. By regulating sebum production, this serum may help lessen the occurrences of breakouts. Many users find that incorporating niacinamide into their routine reduces inflammation and improves overall skin clarity. For optimal results, use it in conjunction with acne-targeting treatments. -
Question:
What is the texture of the serum like?
Answer: Kiehl’s Ultra Pure Niacinamide Serum has a lightweight and fluid texture that absorbs quickly into the skin. It is non-greasy, allowing for seamless layering under other skincare products or makeup without feeling heavy. This makes it an ideal option for those with oily skin, as it avoids adding any additional shine or clogging pores while providing effective treatment. -
Question:
Where can I buy Kiehl’s Ultra Pure Niacinamide Serum?
Answer: You can buy Kiehl’s Ultra Pure High-Potency 5.0% Niacinamide Serum on Ubuy in Guernsey. They offer a reliable shopping experience with a variety of products available, making it convenient to find this serum along with other Kiehl’s skincare items to enhance your regime.
Kiehl's Serums 3605972791238 Editorial Review
Kiehl's - 5.0% Niacinamide Face Serum - Reduces Excess Oil - 1 fl oz is a vital addition for those struggling with oily skin. This concentrated face serum features 5.0% Niacinamide, which has been shown to visibly brighten skin tone and rebalance surface oil while minimizing imperfections. Many users have reported significant reductions in oiliness and breakouts after consistent use, appreciating the lightweight and non-irritating formula that absorbs quickly and layers well under makeup. With a paraben-free composition, this serum ensures a clean application and delivers noticeable results, allowing skin to appear smooth and glowing without unwanted shine.
Customer Reviews & Ratings
1 customers ratings
-
5 Star
100%
-
4 Star
0%
-
3 Star
0%
-
2 Star
0%
-
1 Star
0%
Review this product
Share your thoughts with other customers
Pros
- Reduces excess oil and shine effectively
- Lightweight formula absorbs quickly
- Paraben-free with clean ingredients
- Helps minimize imperfections and enhances clarity
- Suitable for sensitive skin types
Cons
- Some users may experience enlarged pores.
Platform Trust & Buyer Confidence
JK
Jasmin
Verified buyer
“Great products and very good service: very easy and very fast international delivery.”
9 September 2026 · via Trustpilot
AG
Anke
Verified buyer
“Wonderful online shopping experience, smooth transaction from the start. Payment method works conveniently and delivery is unexpectedly fast and reliable. You go the extra mile for service. What makes this even more amazing, you deliver to Namibia. I will remain a happy Ubuy customer and will increase my purchases for sure! Thank you!”
10 September 2026 · via Trustpilot
H
Hazel
Verified buyer
“Very easy to find the products what you need, and so fast delivery, that’s why I highly recommended to others costumers to used ubuy.”
10 September 2026 · via Trustpilot
O
Opaleye
Verified buyer
“I received exactly what I ordered I was skeptical about your site because that was my first time to order. But the order came timely and neatly packaged. I was not disappointed. Thank you.”
11 September 2026 · via Trustpilot
AC
Adele
Verified buyer
“Easy to find and order what you want on the website. Delivery is quick to the UK”
8 September 2026 · via Trustpilot
Secure Checkout
Global Delivery
Easy Returns
Genuine Products
Important information
- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
- Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.
Currently unavailable.
We don't know when or if this item will be back in stock.
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
Secured transaction
PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.
Our Top Logistics Partners
Fastest cross-border delivery
Ubuy Assurance
Experience worry-free shopping with 100% original products, PCI DSS-compliant payment security, ISO 27001-certified data protection, the fastest cross-border delivery, free returns *, and secure packaging on every order.