The natural personal care market in the U.S. topped out at just over $2 billion in sales at the manufacturers’ level, up nearly 19% from 2007, according to a newly released study from Kline & Company. “Consumers’ desire for safer products and their concern for the environment have combined with more mainstream availability of natural products to drive growth in the market,” says Karen Doskow, associate project manager at Kline.  These same forces have also given rise to growth in “pse...