2003, Clay Mineralogical and Related Characteristics of Geophagic Materials
M. J. Wilson Journal of Chemical Ecology, July 2003, Volume 29, Issue 7, pp 1525–1547 https://link.springer.com/article/10.1023/A:1024262411676
2000, The Significance of Earth-Eating: Social and Cultural Aspects of Geophagy Among Luo Children
Geissler PW Africa, Volume 70, Issue 4November 2000 , pp. 653-682, ISSN: 0001-9720 (Print), 1750-0184 (Online) https://www.cambridge.org/core/journals/africa/article/significance-of-eartheating-social-and-cultural-aspects-of-geophagy-among-luo-children/A21969F5A6668506F36FED0D3DEAAAB0
1997, Geochemistry and mineralogy of soils eaten by humans
S. Aufreiter,R. G. V. Hancock,W. C. Mahaney,A. Stambolic-Robb &K. Sanmugadas International Journal of Food Sciences and Nutrition Volume 48, 1997 – Issue 5 https://www.tandfonline.com/doi/abs/10.3109/09637489709028575
1985, Nigerian geophagical clay: a traditional antidiarrheal pharmaceutical
DE Vermeer, RE Ferrell Jr Science 08 Feb 1985:, Vol. 227, Issue 4687, pp. 634-636 https://science.sciencemag.org/content/227/4687/634
2019, Geophagy in Pregnancy: A Test of a Hypothesis
Andrea S. Wiley, Solomon H. Katz Current antrophology Volume 60, Number 6 | December 2019 https://www.journals.uchicago.edu/toc/ca/current
1991, Detoxification and mineral supplementation as functions of geophagy.
Johns T, Duquette M. Am J Clin Nutr. 1991 Feb;53(2):448-56 https://www.ncbi.nlm.nih.gov/pubmed/1989412
2010, Geophagic clays: Their mineralogy, chemistry and possible human health effects
Ekosse E, Jumbam N African Journal of Biotechnology, Journal Home VOl 9, No 40 (2010) https://www.ajol.info/index.php/ajb/article/view/92541
2013, Clays, Drugs, and Human Health; Chapter 5.5
M.I.CarreteroaC.S.F. , GomesbF.Tateo Developments in Clay Science, Volume 5, 2013, Pages 711-764 https://www.sciencedirect.com/science/article/pii/B9780080982595000251
2002, Geophagia: the history of earth-eating
Alexander Woywodt, MD and Akos Kiss, FCS (SA) J R Soc Med. 2002 Mar; 95(3): 143–146 https://www.ncbi.nlm.nih.gov/pmc/articles/PMC1279487/
2002, The Potential Impact of Geophagia on the Bioavailability of Iron, Zinc and Calcium in Human Nutrition
P.s. Hooda. C.J.K. Henry, T.A. Seyoum, L.D.M. Armstrong, M.B. Fowler Environmental Geochemistry and Health, December 2002, Volume 24, Issue 4, pp 305–319 https://link.springer.com/article/10.1023/A:1020542810334