2% Kojic Acid & 1% Alpha Arbutin Serum

What you need to know

This is a serum with Niacinamide. A form of Vitamin B3 that reduces oil production, improves skin barrier function, and fades post-inflammatory hyperpigmentation. One of the most researched actives in skincare.

Who should use this: If your concern is oily skin, large pores, uneven skin tone, or acne marks, this ingredient addresses that directly. 2-5% is the research-backed range. Higher concentrations (10%) exist but have not shown significantly better results in studies.

This is a serum with Sodium Hyaluronate. A humectant that holds up to 1000x its weight in water. Draws moisture from the environment into your skin. Found naturally in your skin but declines with age.

Who should use this: If your concern is dehydrated skin, dry skin, fine lines from dehydration, or all skin types, this ingredient addresses that directly. 0.1-2%. Low molecular weight penetrates deeper. High molecular weight sits on top and plumps. Most products use a mix.

Key ingredients

Beyond the primary brighteners, the serum includes Niacinamide, a superstar ingredient that can reduce oil production, improve skin barrier function, and further fade post-inflammatory hyperpigmentation. While Niacinamide is generally well-tolerated, concentrations above 5% can cause flushing or tingling in sensitive individuals. The INCI list also shows Glycerin and Betaine for hydration, and soothing extracts like Glycyrrhiza Glabra (Licorice) Root Extract and Aloe Barbadensis Leaf Extract, which can help mitigate potential irritation from the primary actives. Sodium Hyaluronate is also present for hydration.

Who should use this

This serum is best suited for individuals with normal, oily, or mature skin struggling with significant hyperpigmentation, melasma, or stubborn dark spots. It can be effective for those with post-inflammatory hyperpigmentation from acne or sun damage. If you have tried milder brightening agents with limited success, this could be a step up.

Who should skip this

Those with very sensitive skin or a compromised skin barrier should approach this serum with caution or skip it entirely. Pregnant women should avoid this product due to the presence of Kojic Acid and Alpha Arbutin; always consult a doctor before using any active ingredients during pregnancy, and stick to 100% mineral sunscreens. Anyone currently using other strong actives like retinoids or high-percentage AHAs/BHAs should not stack them with this serum to prevent over-exfoliation and irritation. If you experience stinging, redness, or excessive dryness, discontinue use.

How to use

Apply 2-3 drops to clean, dry skin after cleansing and toning, but before moisturizing. Use once daily, preferably in the evening. Always follow up with a broad-spectrum sunscreen with at least SPF 30 in the morning, as brightening actives can increase sun sensitivity. Do not layer with other active ingredients like retinoids, vitamin C serums, or exfoliating acids on the same day.

What users say

With 369 reviews on Nykaa, users generally praise this serum for its brightening effects. The combination of 2% kojic acid and 1% alpha arbutin is often highlighted as an effective approach to reducing melanin production, making it a more aggressive option for pigmentation than niacinamide alone.

Price context

Priced at Rs434, this serum offers excellent value for a dual-brightening formula featuring both kojic acid and alpha arbutin. Many similar serums, especially those from international brands, can cost significantly more. For an Indian brand, Asaya offers a premium feel and intentional formulation at a very competitive price point, making it an accessible option for targeted pigmentation treatment.

Final take

Asaya's 2% Kojic Acid & 1% Alpha Arbutin Serum is a thoughtfully formulated and well-priced option for those specifically targeting stubborn hyperpigmentation. It's a strong recommendation for individuals who have built up a tolerance to actives and are looking for a potent solution to dark spots. Just remember to introduce it slowly, listen to your skin, and never skip sunscreen.

Same ingredient, different brands

World of Asaya is not the only brand selling a serum with niacinamide. Here is what else exists at what price. Same active, different formulations. The choice comes down to texture, price, and what your skin prefers.