Cos De BAHA Niacinamide Serum vs The INKEY List Niacinamide
Side-by-side comparison of scores, ingredients, prices and real customer feedback for Cos De BAHA Niacinamide Serum and The INKEY List Niacinamide.
Last verified: 01 Mar 2026 · Based on 26 reviews
Cos De BAHA Niacinamide Serum scores 77.0/100 vs The INKEY List Niacinamide at 77.0/100. Cos De BAHA Niacinamide Serum wins on texture experience, value for money. The INKEY List Niacinamide is stronger on effectiveness and ingredient quality.
How Do the Scores Compare?
Cos De BAHA Niacinamide 10%...
Cos De BAHA
|
The INKEY List 10% Niacinam...
The INKEY Lis
|
|
|---|---|---|
| Overall Score | 77.0 | 77.0 |
| Effectiveness | 76.0/100 |
79.0/100
Best
|
| Ingredient Quality | 73.0/100 |
74.0/100
Best
|
| Skin Compatibility | 70.0/100 |
84.0/100
Best
|
| Texture & UX |
78.0/100
Best
|
63.0/100 |
| Value for Money |
87.0/100
Best
|
86.0/100 |
| Best Price | £8.99 Amazon UK → |
£9.99
£8.00
Amazon UK →
-20% deal
|
| Form | N/A | N/A |
| Dose | N/A | N/A |
| Third-Party Tested | ✗ No | ✗ No |
| Reviews Analysed | 13 | 13 |
Cos De BAHA Niacinamide 10% Seru...
Pros
- ✓High 10% niacinamide concentration — clinically supported for pore tightening, sebum regulation, and hyperpigmentation
- ✓Complementary actives: zinc (sebum/anti-acne), allantoin (soothing), hyaluronic acid (hydration), aloe
- ✓Lightweight, water-like texture absorbs quickly and layers well under makeup and other serums
- ✓Excellent value — repeatedly highlighted as an affordable alternative to premium serums
Cons
- ✗Can pill when layered over certain serums or heavier textures — application order matters
- ✗One reported allergic rash — patch test recommended, especially for reactive skin
- ✗Packaging complaint: bottle not filled to capacity in some units
- ✗10% niacinamide may cause flushing or transient redness for very sensitive or rosacea-prone skin
Best For
The INKEY List 10% Niacinamide S...
Pros
- ✓10% niacinamide is a clinically validated concentration for sebum regulation, pore appearance, and mild brightening
- ✓Fragrance-free and well tolerated — no irritation reported even in sensitive or reactive skin users
- ✓Lightweight, fast-absorbing formula layers easily under moisturiser and makeup
- ✓1% hyaluronic acid (sodium hyaluronate) supports hydration without greasiness
Cons
- ✗Carbomer-heavy gel base can leave a white cast and pilling sensation if more than a pea-sized amount is used
- ✗Mild tackiness noted immediately post-application, especially with heavier-handed application
- ✗Tube packaging makes precise dosing difficult and can dispense excess product
- ✗Photosensitivity anecdotally reported by one reviewer when used in the morning — general sun protection advice applies
Best For
Score Breakdown: Cos De BAHA Niacinamide Serum vs The INKEY List Niacinamide
Cos De BAHA's Niacinamide 10% Serum is a lightweight, essence-like Korean formula delivering a clinically relevant 10% niacinamide concentration alongside hyaluronic acid, allantoin, and zinc — a well-rounded stack for pore refinement, oil control, and brightening.
What are the key differences?
Frequently Asked Questions
Which is better, Cos De BAHA Niacinamide Serum or The INKEY List Niacinamide? ▼
Is Cos De BAHA Niacinamide Serum worth the price compared to The INKEY List Niacinamide? ▼
Related Product Comparisons
PURITO TXA 6% Niacinamide 10 Retinal Facial Serum, for Dark Spots, Post-Acne Marks, Uneven Tone & Hyperpigmentation, 16% Triple Active Formula for Clear Skin, Korean skincare, 30mL 1.01 fl.oz
vs Cos De BAHA Niacinamide 10% Serum 30ml - Tightens Pores, Reduces Wrinkles, Repairs Skin, Vitamin B3
PURITO TXA 6% Niacinamide 10 Retinal Facial Serum, for Dark Spots, Post-Acne Marks, Uneven Tone & Hyperpigmentation, 16% Triple Active Formula for Clear Skin, Korean skincare, 30mL 1.01 fl.oz
vs The INKEY List 10% Niacinamide Serum 30ml, AM/PM Skincare, Reduces Excess Oil, Anti-Blemish Skincare, Vegan Friendly, Suitable For All Skin Types
Revolution Skincare London, 10% Niacinamide + 1% Zinc Serum, Tackles Blemishes, Minimises Pore Appearance, Face Serum, 30 ml
vs Cos De BAHA Niacinamide 10% Serum 30ml - Tightens Pores, Reduces Wrinkles, Repairs Skin, Vitamin B3
Revolution Skincare London, 10% Niacinamide + 1% Zinc Serum, Tackles Blemishes, Minimises Pore Appearance, Face Serum, 30 ml
vs The INKEY List 10% Niacinamide Serum 30ml, AM/PM Skincare, Reduces Excess Oil, Anti-Blemish Skincare, Vegan Friendly, Suitable For All Skin Types
COSRX Niacinamide 15% Face Serum, Minimizing Pores & Sebums, Blemish Treatments for Discoloration, Dark Spots, Enlarged Pores, Anti-aging, 0.67 fl.oz / 20 ml, Animal Testing-Free
vs Cos De BAHA Niacinamide 10% Serum 30ml - Tightens Pores, Reduces Wrinkles, Repairs Skin, Vitamin B3
COSRX Niacinamide 15% Face Serum, Minimizing Pores & Sebums, Blemish Treatments for Discoloration, Dark Spots, Enlarged Pores, Anti-aging, 0.67 fl.oz / 20 ml, Animal Testing-Free
vs The INKEY List 10% Niacinamide Serum 30ml, AM/PM Skincare, Reduces Excess Oil, Anti-Blemish Skincare, Vegan Friendly, Suitable For All Skin Types
Disclaimer: AIScored provides data-driven comparisons based on publicly available reviews. This is not medical advice. Affiliate links may earn us a commission at no extra cost to you.
Feedback & Suggestions
Spotted an issue? Wrong price, incorrect data, or something else off? Let us know and we'll fix it.
Missing a product you'd like us to review? Tell us the product name and we'll consider adding it.