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Global Organic Textile Standard logo
Global Organic Textile Standard
Global · Tier 2 Trusted
Korea Organic logo
Korea Organic
South Korea · Tier 1 Gold
USDA Organic logo
USDA Organic
United States · Tier 1 Gold
What it meansThe strictest, most widely-recognised standard for organic textiles. Covers the full supply chain from organic fibre to finished garment, with environmental AND social criteria.South Korea's national organic mark under MAFRA (Ministry of Agriculture, Food and Rural Affairs). Required on any food sold as 유기농 in Korea.The US Department of Agriculture's national organic standard. The green-and-white seal is the legal mark for any food sold as 'organic' in the United States.
ScopeTextilesFoodFood
Established200220012002
InspectionAnnual on-site, IOAS-accreditedAnnual on-site by MAFRA-accredited certifierAnnual on-site by USDA-accredited certifier
Residue testingRequired for finished productsRequiredRequired on ≥5% of operations annually
Guarantees
  • ≥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.
  • ≥95% organic ingredients.
  • No synthetic pesticides, no GMOs.
  • Annual on-site inspection by a MAFRA-accredited certifier.
  • At least 95% of ingredients are certified organic (the '100% Organic' variant requires every ingredient).
  • No synthetic pesticides, no synthetic fertilizers, no GMOs, no sewage sludge, no irradiation.
  • Annual on-site inspection by a USDA-accredited certifier.
  • Residue testing on at least 5% of certified operations each year.
Does NOT
  • Doesn't cover non-textile components (zips, buttons, prints) beyond the chemical-restriction list.
  • Cosmetics and textiles are covered under separate Korean schemes, not this mark.
  • Doesn't certify nutrition, taste, or animal welfare specifically (separate marks like AWA cover welfare).
  • Doesn't guarantee local production — a 'USDA Organic' product can be grown anywhere with an accredited inspector.

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