ROYAL 5Royal 5 Advanced Under Eye Filler for Dark Circle Reduction and Tear Trough Correction Royal 5 is a specialized dermal filler formulated with hyaluronic acid and enriched with essential amino acids and minerals, designed to address under eye concerns such as dark circles, tear troughs, and fine lines. Its unique composition not only fills and smooths but also nourishes the delicate skin around the eyes, promoting hydration and elasticity. Key Features