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OEKO-TEX Standard 100 logo
OEKO-TEX Standard 100
Global · Tier 3 Specialty
Non-GMO Project Verified logo
Non-GMO Project Verified
United States · Tier 3 Specialty
Bio-Siegel (Germany) logo
Bio-Siegel (Germany)
Germany · Tier 1 Gold
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.North America's leading 'no genetically modified organisms' certification. Tests for the presence of GMOs in finished products. NOT organic.Germany's national organic mark, owned by the Federal Ministry of Food and Agriculture. Sits alongside the EU Leaf on most German organic packaging since 2001. Same standard as the EU Leaf — Bio-Siegel is the brand consumers recognise.
ScopeTextilesFoodFood
Established199220102001
InspectionAnnual on-site + lab testing of finished productsAnnual third-party audit + lab testingAnnual on-site by EU-accredited German control body
Residue testingRequired (this is the entire point)GMO testing only (not pesticide)Risk-based
Guarantees
  • Finished textile tested against the OEKO-TEX harmful-substance limit list.
  • Limits on heavy metals, formaldehyde, pesticide residue, banned amines, allergenic dyes.
  • Verified absence of GMO ingredients (with action thresholds, not zero tolerance).
  • Annual third-party verification.
  • Tracing and segregation across the supply chain.
  • EU baseline organic (EU 2018/848).
  • Annual on-site inspection by accredited German certifier.
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.
  • Doesn't mean organic — Non-GMO products can use synthetic pesticides and fertilizers freely.
  • Same standard as the EU Leaf — not stricter.

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