Claire Kruger Dr. Claire Kruger is President of Spherix Consulting, a division of ChromaDex, Inc. With more than 25 years of consulting experience, her primary area of expertise is in foods, consumer products and pharmaceuticals, where she provides scientific, regulatory, and strategic support to clients in both the US and international regulatory arenas. She has designed, placed, monitored, evaluated and published results from toxicology studies ranging from acute to carcinogenicity in rodent, non-rodent and non-human primates for use in product approvals. Dr. Kruger has conducted toxicity evaluations of food, food contaminants, and dietary supplements, as well as health risk assessments and exposure assessments of drugs, cosmetics, and pesticides. Her clients include food, drug, and dietary supplement manufacturers, agricultural producers, biotechnology companies, trade associations, and law firms.