Complex sentence: Two notable baseball ALCAT users, David Ortiz of the Boston Red Sox and Justin Morneau of the Minnesota Twins, have claimed they lost weight by following diets determined by their ALCAT results.
Split into simpler sentences: Two notable baseball ALCAT users are David Ortiz of the Boston Red Sox and Justin Morneau of the Minnesota Twins. Both Ortiz and Morneau reported they lost weight by following diets determined by their ALCAT results.