Darivan

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Kojic Acid and Niacinamide for Dark Spots — A Mechanism-Based Approach to Hyperpigmentation

Kojic Acid and Niacinamide for Dark Spots — A Mechanism-Based Approach to Hyperpigmentation

Dark spots rarely appear without cause. They follow inflammation. They follow sun exposure. They follow barrier disruption. What people casually call “discoloration” usually falls into a few biological categories: post-inflammatory hyperpigmentation (PIH), melasma, or uneven melanin distribution after repeated irritation. These are not simply “surface stains.” They’re regulated responses—

By Darivan