The Application segment of the LED Light Face Mask market is defined by the therapeutic intent of the device, which directly drives adoption rates and revenue contribution. Primary applications include anti‑aging, acne treatment, skin rejuvenation, and hyperpigmentation correction. Anti‑aging masks, employing red and near‑infrared wavelengths, constitute the largest share, reflecting consumer focus on collagen synthesis and wrinkle reduction; they account for roughly 35% of market volume. Acne treatment masks, utilizing blue light to target Propionibacterium acnes, represent about 25%, driven by clinical validation and dermatologist endorsement. Skin rejuvenation, encompassing broader benefits such as improved texture and elasticity through mixed‑wave protocols, contributes 20%. Hyperpigmentation correction, leveraging specific wavelengths to inhibit melanin production, holds the remaining 20%. This application‑based taxonomy enables precise revenue attribution, as each use‑case aligns with distinct clinical outcomes, pricing structures, and reimbursement pathways, thereby shaping the overall market size.