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Soil Association Organic logo
Soil Association Organic
United Kingdom · Tier 2 Trusted
Global Organic Textile Standard logo
Global Organic Textile Standard
Global · Tier 2 Trusted
OEKO-TEX Standard 100 logo
OEKO-TEX Standard 100
Global · Tier 3 Specialty
What it meansThe UK's largest organic certifier. Standards are stricter than the UK government's baseline (which still mirrors EU 2018/848 post-Brexit). Recognised by the EU and USA under equivalence.The strictest, most widely-recognised standard for organic textiles. Covers the full supply chain from organic fibre to finished garment, with environmental AND social criteria.Tests finished textiles for harmful substances. Important: OEKO-TEX 100 is NOT an organic certification — it certifies that the finished item is free of certain chemicals, regardless of how the fibre was grown.
ScopeSeveral categoriesTextilesTextiles
Established194620021992
InspectionAnnual on-site, UKAS-accreditedAnnual on-site, IOAS-accreditedAnnual on-site + lab testing of finished products
Residue testingRisk-basedRequired for finished productsRequired (this is the entire point)
Guarantees
  • Stricter-than-baseline organic standards across food, textiles, cosmetics, and farming.
  • Annual on-site inspection.
  • Animal welfare standards (outdoor access, lower stocking density).
  • ≥70% certified-organic natural fibre (the 'organic' grade requires ≥95%).
  • Restricted dyes, no chlorine bleach, no formaldehyde, no banned heavy metals.
  • Wastewater treatment requirements.
  • Social standards based on ILO core conventions (no child labour, no forced labour, fair wages, safe workplace).
  • Annual on-site inspection by IOAS-accredited certifier.
  • Finished textile tested against the OEKO-TEX harmful-substance limit list.
  • Limits on heavy metals, formaldehyde, pesticide residue, banned amines, allergenic dyes.
Does NOT
  • Logo is trademarked — not a free-licence mark.
  • Doesn't cover non-textile components (zips, buttons, prints) beyond the chemical-restriction list.
  • Does NOT mean organic. Does NOT cover farming, dyeing chemistry beyond the limit list, or social/labour standards. A 100% conventional cotton t-shirt can be OEKO-TEX 100 certified.

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