In 1988, in an attempt to better understand the etiology of Jack’s life-threatening sensitivity to man-made glutamic acid (MSG), Adrienne undertook an investigation of the literature on MSG toxic reactions in animals and adverse reactions in humans, finding that MSG is a neurotoxin and endocrine disruptor, and that industry studies which claim otherwise are all badly flawed. She has written extensively to the FDA and to various members of the Congress. She has testified before the Advisory Committee on the Food and Drug Administration and submitted testimony to the Federation of American Societies for Experimental Biology, Life Sciences Research Office on the "Evaluation of the Safety of Amino Acids and Related Products," and on the "Analysis of Adverse Reactions to Monosodium Glutamate (MSG) FDA Docket No. 92N-0391;" and was a plaintiff in the law suit Truth in Labeling Campaign, et al., Plaintiffs vs. Donna Shalala, et al., Defendants, brought to require that MSG in processed food be identified on product labels. She has authored "