Trump administration officials outlined a plan Thursday to list microplastics and certain pharmaceuticals as contaminants in drinking water, a step toward new regulations that fulfill a goal of the Make America Healthy Again movement.

Environmental Protection Agency Administrator Lee Zeldin, alongside Health and Human Services Secretary Robert F. Kennedy Jr., announced a proposal to add microplastics and pharmaceuticals, such as antidepressants, as priority contaminants in the EPA’s drinking waters draft of the Sixth Contaminant Candidate List.