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OEKO-TEX Standard 100 logo
OEKO-TEX Standard 100
Global · Tier 3 Specialty
Korea Organic logo
Korea Organic
South Korea · Tier 1 Gold
Non-GMO Project Verified logo
Non-GMO Project Verified
United States · Tier 3 Specialty
What it meansTests 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.South Korea's national organic mark under MAFRA (Ministry of Agriculture, Food and Rural Affairs). Required on any food sold as 유기농 in Korea.North America's leading 'no genetically modified organisms' certification. Tests for the presence of GMOs in finished products. NOT organic.
ScopeTextilesFoodFood
Established199220012010
InspectionAnnual on-site + lab testing of finished productsAnnual on-site by MAFRA-accredited certifierAnnual third-party audit + lab testing
Residue testingRequired (this is the entire point)RequiredGMO testing only (not pesticide)
Guarantees
  • Finished textile tested against the OEKO-TEX harmful-substance limit list.
  • Limits on heavy metals, formaldehyde, pesticide residue, banned amines, allergenic dyes.
  • ≥95% organic ingredients.
  • No synthetic pesticides, no GMOs.
  • Annual on-site inspection by a MAFRA-accredited certifier.
  • Verified absence of GMO ingredients (with action thresholds, not zero tolerance).
  • Annual third-party verification.
  • Tracing and segregation across the supply chain.
Does NOT
  • 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.
  • Cosmetics and textiles are covered under separate Korean schemes, not this mark.
  • Doesn't mean organic — Non-GMO products can use synthetic pesticides and fertilizers freely.

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