GMO stands for Genetically Modified Organisms, these are organisms that have had their DNA altered in a way that doesn’t occur naturally. GM foods are developed because they can last longer and their appearance can be made more uniform. GMO’s have not been proven safe and the health and environmental effects of producing GMO crops has not been adequately investigated.
MSG stands for Monosodium Glutamate, it is a flavour enhancer that is widely used in many foods, particularly in ready meals. Many people report to have short term reactions to MSG including headaches, swelling, flushing or sweating, heart palpitations, nausea and chest pains.