Bahram H. Arjmandi is an American nutritionist. He is the Margaret A. Sitton Professor at Florida State University (FSU) and is the founder and Director of the Center for Advancing Exercise and Nutrition Research on Aging (CAENRA). He is a researcher in the fields of functional foods and human health. He was among the first to detect the presence of estrogen receptors in the gut linking the importance of estrogen and estrogen receptors in calcium regulation independent of vitamin D. Arjmandi is a widely published and cited researcher in the fields of nutrition and human health.