Laundry Detergent (1,4-Dioxane)

Conventional and heavily fragranced laundry detergents.

57Moderate burden · out of 100
Cleaner swapA fragrance-free detergent screened for 1,4-dioxane

How this score is built

  1. 100Start
  2. 81.6Chemical hazard 4 × 4.6−18.4
  3. 64.6Everyday exposure 5 × 3.4−17
  4. 57Persistence 3 × 2.6−7.8, then rounded to 57
  5. ModerateThe band57 sits in 40–59.

What each input rests on

The three ratings behind the score, and the studies each rests on
InputRatingEvidence
Chemical hazard4/10unsourced input
Everyday exposure5/10unsourced input
Persistence3/10unsourced input

Ratings are editorial. A study listed here supports the rating; it did not compute it. How the index is built

What this means for you

Some detergents contain 1,4-dioxane, a manufacturing by-product, plus fragrance allergens that linger on clothes against the skin. Certified fragrance-free products reduce both.

Evidence strength: moderate

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Lower-exposure choices