High-Potency Serum Niacinamide 5% from Kiehl’s is a highly effective serum to treat hyperpigmentation, improve skin texture and reduce the appearance of pores. Formulated with niacinamide in an optimized concentration, this serum works to balance oil production while strengthening the skin barrier. Ideal for those looking for specific care to even out tone and combat imperfections, ensuring visibly healthier and more luminous skin.

Active Ingredients:
Contains 5% niacinamide, a derivative of vitamin B3 known for its anti-inflammatory, blemish-reducing and oil-regulating properties. This ingredient improves skin texture, minimizes pores and evens out tone over continuous use.

Texture:
Light and fluid serum, quickly absorbed, without leaving sticky residue.

Skin Type:
Suitable for all skin types, especially oily, combination or blemish-prone skin.

Target Audience:
Ideal for those who want to correct blemishes, balance oil and improve skin texture, particularly in people who live in urban environments or are exposed to environmental stress factors.

Orders to South Korea are shipped from Portugal and within 48 hours of purchase (unless stock is out of stock or incomplete delivery address). At the time of dispatch, an email will be sent with tracking data and the corresponding invoice attached (please check your SPAM folder).

All shipments have loss insurance (check delivery times for the type of shipment selected).

If you are not satisfied with the product, consult our returns policy.