The Australian Senate Community Affairs References Committee has released its report, Impact of Microplastics and Other Toxics on Human Health, highlighting growing concerns about potential links between microplastics, PFAS (“forever chemicals”) and endocrine-disrupting chemicals (EDCs) with a range of health outcomes. The report acknowledges increasing public concern and emerging scientific evidence but also stresses that significant gaps remain in the current understanding of causality and exposure pathways.

Importantly, the Committee recognised that evidence relating to microplastics and human health is still evolving, with inconsistent measurement methods and a lack of long-term human studies limiting definitive conclusions. The report repeatedly calls for improved research, standardised monitoring methods and national biomonitoring programs before health-based regulatory thresholds can be established.

Among its 12 recommendations are proposals for a whole-of-government strategy led by the Australian Centre for Disease Control, expanded research funding, development of national testing standards, public education initiatives, and support for industry innovation to reduce microplastics and PFAS at source. The Committee also recommends reviewing international regulatory approaches and strengthening product stewardship frameworks.

Of particular relevance to the plastics sector, the report identifies secondary microplastics from sources such as tyre wear, textile fibres, packaging fragmentation and resin pellet losses as major contributors to environmental microplastic pollution. It also acknowledges ongoing industry and government efforts to improve product design, reduce emissions and develop more effective circular economy and stewardship approaches.

The report is likely to influence future policy discussions on plastics, chemicals management, product stewardship and research priorities in Australia over the coming years.

Access a copy of the report here.