Bold, Playful, Unapologetically Expressive Beauty Is Back Serotonin Beauty is launching with two products — the Dual Mood Lip Pencil (two-sided, pairing light and deep waterproof shades for layered dimension) and the Lucid Lip Gloss — built explicitly on the premise that the clean girl era of barely-there minimalism is giving way to bold colour, expressive texture, and creative persona play. The brand name itself is the commercial thesis: beauty should generate genuine joy, n