Inhibits tyrosinase to reduce melanin overproduction at the source.
Fades existing dark spots, age spots, and post-acne marks over time.
Delivers results without the irritation of hydroquinone or harsh acids.
Alpha Arbutin is a biosynthetic glycoside derived from the bearberry plant (Arctostaphylos uva-ursi). It is a tyrosinase inhibitor — meaning it blocks the enzyme responsible for melanin production at its source, rather than bleaching or stripping existing pigmentation.
Alpha Arbutin binds to tyrosinase — the key enzyme in the melanin synthesis pathway — and inhibits its activity. This slows down the production of new melanin without destroying melanocytes (the cells that make pigment). The result is gradual, even fading of dark spots, sun damage, and post-inflammatory hyperpigmentation over 8-12 weeks, with significantly less irritation than hydroquinone.
10×
stronger tyrosinase inhibition than beta arbutin — alpha arbutin is the most effective and gentle form available in cosmetic formulations.
Dark spots form when UV and inflammation trigger melanin overproduction — and without a functioning barrier, it gets worse. Our alpha arbutin serum uses bearberry extract to deliver a potent tyrosinase inhibitor that’s 10× stronger than beta arbutin, making it one of the most effective gentle brightening actives available. As a dark spot treatment, alpha arbutin for skin works gradually — fading sun damage, age spots, and post-acne marks into an even skin tone over 8-12 weeks. Unlike hydroquinone, this hyperpigmentation serum won’t irritate or sensitize. Combined with Vitamin C for antioxidant brightening, Niacinamide for additional melanin regulation, and a Ceramide 3 base that prevents new pigmentation by reinforcing the barrier. Explore all soothing ingredients behind the formulation in The Serum AR on Amazon.
Dark spots happen when the barrier is compromised — UV penetrates deeper, inflammation triggers melanin overproduction, and without a functioning lipid barrier, pigmentation spreads unevenly. We pair Alpha Arbutin with Ceramide 3 because a reinforced barrier is the best defense against new pigmentation while arbutin fades existing spots.