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Amelia Harry

Amelia Harry

Advanced Accredited Practising Dietitian (AdvAPD), Nutritionist, and Clinical Researcher at the University of Western Australia with a PhD in sustainable diets; founder of Eat Sustainably and lead investigator of the PERTH Trial studying plastic exposure and human health.

Jun 21, 2026

8:45
So what methods did you apply?
8:46
In our cohort study, which was stage one, we first set out to look at where are people exposed to plastic? The tools to measure how people are exposed.
8:57
have been really flawed to date.
9:00
If I asked you, where did you touch plastic yesterday? You probably wouldn't be able to remember everything.
9:06
So we did a big review of how do people measure exposure to plastic? We have been focusing predominantly on these plastic chemicals, so the bisphenols and the phthalates.
9:18
there are lots of chemicals added while plastic is being manufactured to make it sort of malleable and clear and light and all those sorts of things.
9:28
If you think about a plastic water bottle, about 70% of the weight of that plastic bottle is these chemicals and they leach from water bottles or plastic into food or whatever it may be.

12 MINS LATER

21:13
into our essential food chain, into us, knowing that there's a strong link or at least links between their ingestion and human health negative consequences.

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