The Essence Toner by Pyunkang Yul is a fragrance-free and hypoallergenic toner that provides hydration and soothing benefits to the skin. It is suitable for individuals with sensitive skin as it is dermatologist-tested. The toner is not specifically formulated for anti-aging, brightening, exfoliating, or providing sun protection. It does not claim to target acne, wrinkles, dark spots, rosacea, eczema, or psoriasis.