Cocktail of Cosmetic and Pharmaceutical Chemicals Pollute Oceans

Research conducted by Tobias Porsbring of the Department of Plant and Environmental Sciences, University of Gothenburg, has demonstrated that chemicals assumed to be non-toxic in isolation can pose an environmental threat when in combination with other chemicals. When European and other authorities assess the environmental risks of chemicals they often look at them individually but they do not work alone in the environment. As it states on the University of Gothenburg website, “Chemicals, drugs and personal-care products that accompany wastewater often end up in the oceans, where they form a “cocktail” of chemicals. This “cocktail-effect” may be more harmful than the individual chemicals alone.”

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Personal Care Products and Human Medications in US Waterways

Researchers at Baylor University, working in conjunction with the United States Environmental Protection Agency, have detected residues of pharmaceutical drugs and personal care products in fish caught near wastewater treatment plants serving five major U.S. cities.

Findings from this nationwide study of human medicines in fish tissue, published in the journal Environmental Toxicology and Chemistry, have prompted the Environmental Protection Agency to expand similar ongoing research to over 150 different locations.
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