Niacinamide, Kojic Acid and Arbutin: The Pigmentation-Fighting Trio
Understanding what each brightening active does helps you build a routine that works — and avoid combining the wrong things.
Brightening product labels are crowded with ingredient names. Three you will see again and again are niacinamide, kojic acid and arbutin. Here is what each actually does, in plain language.
Niacinamide — the all-rounder
A form of vitamin B3 that evens tone, strengthens the barrier, controls oil and calms inflammation. It is gentle, well-tolerated and plays nicely with almost everything — a great starting active.
Kojic acid — the spot-fader
Derived from fermentation, kojic acid slows the enzyme that produces melanin, making it effective on stubborn dark spots and uneven tone. Introduce it gradually and always pair with sunscreen.
Arbutin — the gentle brightener
A naturally derived molecule that releases brightening benefits slowly and gently, making it well-suited to sensitive or reactive skin and to melasma and PIH.
Why combine them?
Each works on pigmentation from a slightly different angle, so a thoughtful blend — like the one in Lumikor — covers more ground than any single active alone. Explore the full ingredient library to learn how each fits your routine.