Plano, Texas-based The Happy Co., a producer of nootropic, functional beverages, announced its entry into the European market. Starting the week of May 24, customers in 21 countries across Europe (Austria, Belgium, Czech Republic, Denmark, England, France, Germany, Greece, Hungary, Ireland, Italy, Netherlands, Northern Ireland, Norway, Poland, Portugal, Scotland, Spain, Sweden, Switzerland and Wales) will be able to purchase the company’s products under the Happy Co.’s NFR (not-for-resale) model.