The three-in-one skin care formulation developed by Ei, A Pharmaceutical SolutionWorks™ is the winner of the first annual VariBlend Formulation Challenge, VariBlend President and CEO Robert Brands has announced. Brands also reported that the UK’s Alfa Chemicals Ltd’s duo-pump All-In-One Travel Kit was the runner-up in the international competition, which was designed to spark the creativity of skin care product developers, and underscore the market potential for the dual dispensing category.