Cos de baha 10% Caffeine & 10% Niacinamide CN Serum30ml

Cos de baha 10% Caffeine & 10% Niacinamide CN Serum30ml is a lightweight Korean serum designed to tackle uneven skin tone and dullness—common struggles when humidity and pollution leave pores congested and complexion lacklustre. This dual-action formula combines two well-studied actives at effective concentrations, making it a practical choice for anyone looking to brighten and refine skin without heavy layers or irritation.

What does Cos de baha 10% Caffeine & 10% Niacinamide CN Serum30ml actually do?

Cos de baha 10% Caffeine & 10% Niacinamide CN Serum30ml is a targeted treatment that works on two fronts: caffeine helps reduce the appearance of puffiness and under-eye darkness by improving microcirculation, while niacinamide (vitamin B3) supports the skin’s natural barrier, evens out tone, and minimises the look of enlarged pores. Together, they address the visible effects of fatigue, pollution, and humidity—factors that often leave skin looking tired and uneven.

Caffeine, a plant-derived stimulant, temporarily constricts blood vessels, which can help reduce redness and swelling. Niacinamide, meanwhile, regulates sebum production and strengthens the skin’s moisture barrier, making it particularly useful in Bangladesh’s climate where hard water and heat can strip natural lipids. Centella Asiatica extract, a soothing botanical, calms irritation and supports recovery, rounding out the formula for balanced, resilient skin.

Best for these skin types and concerns

• Dull, uneven skin tone with visible dark spots or post-acne marks
• Combination or oily skin prone to enlarged pores and shine
• Under-eye areas that look puffy or shadowed from lack of sleep or humidity
• Skin that reacts easily to pollution or temperature changes
• Anyone seeking a lightweight, non-greasy serum to layer under moisturiser and sunscreen

Those with very dry or eczema-prone skin may find the serum too light on its own and should follow with a richer moisturiser. If you have sensitive skin, patch test first—niacinamide is generally well-tolerated, but caffeine can occasionally cause mild tingling.

How to apply it for best results

1. After cleansing and toning, dispense 2-3 drops of Cos de baha 10% Caffeine & 10% Niacinamide CN Serum30ml onto fingertips.
2. Gently pat onto face and neck, focusing on areas with uneven tone or puffiness. Avoid rubbing.
3. Use morning and evening, or just in the morning if you prefer a single application.
4. Follow with moisturiser to lock in hydration—especially important in Bangladesh’s dry winter months.
5. Always finish with broad-spectrum sunscreen in the morning. Niacinamide helps protect against UV-induced damage, but SPF is non-negotiable to maintain results under strong sunlight.

What to expect over time

This serum doesn’t promise overnight transformation—real change in skin tone and texture takes consistency. Most users notice a subtle brightening within two to three weeks, with more even tone and reduced puffiness becoming apparent after four to six weeks of daily use. Because niacinamide works gradually to support the skin’s natural functions, results build over time rather than appearing suddenly. In a climate where pollution and humidity constantly challenge skin, this kind of steady, low-irritation support is exactly what helps maintain a clearer, more balanced complexion.

Check on Delivery: Inspect the product carefully when you receive your order. Packaging can vary between batches while the product remains the same original item.

Storage: Store in a cool, dry place away from direct sunlight. Keep out of reach of children. Check expiry date on packaging before use.

Patch Test: If you have sensitive skin, apply a small amount to your inner wrist and wait 24 hours before full use. Stop use if irritation occurs.

• Caffeine
• Niacinamide
• Centella Asiatica Extract