 In 2008, the United States Federal Trade Commission acted against some companies that made unsupported claims that their products, some of which included highly toxic chemicals, could cure cancer.Targets included Omega Supply, Native Essence Herb Company, Daniel Chapter One, Gemtronics, Inc., Herbs for Cancer, Nu-Gen Nutrition, Inc., Westberry Enterprises, Inc., Jim Clark's All Natural Cancer Therapy, Bioque Technologies, Cleansing Time Pro, and Premium-essiac-tea-4less.Most studies of complementary and alternative medicine in the treatment of cancer pain are of low quality in terms of scientific evidence.