The Joe Rogan Experience #2476 - Shanna H. Swan
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Mar 31, 2026 
Shanna H. Swan, environmental epidemiologist and author of Count Down, dives into how plasticizers, microplastics, PFAS, and fragranced products may affect fertility and hormones. They get into home testing, coffee and cookware, contaminated water and clothing, wildlife warning signs, and simple swaps to cut everyday chemical exposure.
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Distill Drinking Water To Remove More Contaminants
- Distill or thoroughly filter drinking water if you want to reduce chemicals, chlorine byproducts, and microbes.
- Shanna Swan says her household uses countertop distillation, though it removes minerals that may need replacing elsewhere in the diet.
Pool Chlorine Creates A Different Exposure Problem
- Chlorine exposure is not limited to drinking water; swimming pools can create health concerns through chloramines and repeated inhalation.
- Their discussion highlighted eye, skin, and airway irritation plus elevated respiratory risk in heavily used indoor pools.
Replace Ziplocs With Food Grade Silicone Storage
- Swap common plastic food storage for food-grade silicone or glass alternatives.
- Shanna Swan brought reusable silicone bags to replace Ziplocs and said food-grade silicone is free of phthalates and bisphenols.