Muscle Pharm Corp. announced preliminary earnings results for the first quarter ended March 31, 2012. For the quarter, the company announced net sales for the first three months of 2012 increased nearly fourfold to approximately $19 million from $4 million for 2011 first quarter. Income from operations climbed to approximately $1 million versus a loss from operations of $1 million for the 2011 first quarter. For the year 2012, the company expects net sales of $75 million from $40 million.