Ultimark Products, which is parent company to Prell and Denorex hair care, has tapped Jennie Garth as the new face of its Porcelana Skin Care line. Garth will promote both new and existing Porcelana products and will appear in print advertisements, social media, and online marketing, the company said. A venerable brand, Porcelana has been on shelves for nearly 40 years. The line consists of a day and night cream, Daily Tone Brightener Complex, and most recently, a dark circle treatmen...