Body & Beauty / Compounds / Polyethylene microbeads

Polyethylene microbeads on your skin: a safety profile

Moderate risk

(People-specific data is limited; this page draws from human adult context.) Most common microbead polymer in personal care products pre-ban. Chemically inert but adsorbs hydrophobic organic pollutants. No leachable monomer concern (unlike polystyrene). Primary risk is as pollutant vector.

What is polyethylene microbeads?

Also known as: PE microbeads, HDPE microbeads, LDPE microbeads, Plastic scrub beads.

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Risk for people

Moderate risk

Most common microbead polymer in personal care products pre-ban. Chemically inert but adsorbs hydrophobic organic pollutants. No leachable monomer concern (unlike polystyrene). Primary risk is as pollutant vector.

Regulatory consensus

2 regulatory and scientific bodies have classified Polyethylene microbeads. The classifications differ — that's the data.

AgencyYearClassificationNotes
US2015Microbead-Free Waters Act — banned in rinse-off cosmetics
EU2023Microplastics Regulation (EU) 2023/2055

Regulators apply different standards of evidence — animal-data weighting, exposure-pattern assumptions, epidemiological power thresholds — which is why two scientific bodies can review the same data and reach different conclusions. The disagreement is the data.

Where you encounter polyethylene microbeads

  • Personal Care
  • Environment

Safer alternatives

Lower-risk approaches that achieve a similar outcome to Polyethylene microbeads:

  • Rice bran wax microspheres
    Trade-offs: Lower sphericity. Softer abrasion profile. Temperature-sensitive formulation.
    Relative cost: 4-6×
  • Silica microspheres (precipitated silica)
    Trade-offs: Not biodegradable but inorganic/inert. Harder abrasion profile. Potential inhalation concern in powder products.
    Relative cost: 2×

Frequently asked questions

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See Polyethylene microbeads in the body app

Look up products containing polyethylene microbeads, compare to alternatives, and explore the full data record.

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Sources (1)
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Reference data, not professional advice. Aggregates publicly available regulatory and scientific data; not a substitute for veterinary, medical, legal, or regulatory advice. Why we built ALETHEIA →