 With the ability to genetically engineer humans now possible there are ethical concerns over how far this technology should go, or if it should be used at all.Much debate revolves around where the line between treatment and enhancement is and whether the modifications should be inheritable.Other concerns include contamination of the non-genetically modified food supply, the rigor of the regulatory process, consolidation of control of the food supply in companies that make and sell GMOs, exaggeration of the benefits of genetic modification, or concerns over the use of herbicides with glyphosate.