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Global Organic Textile Standard logo
Global Organic Textile Standard
Global · Tier 2 Trusted
Non-GMO Project Verified logo
Non-GMO Project Verified
United States · Tier 3 Specialty
Bioland logo
Bioland
Germany · Tier 2 Trusted
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.North America's leading 'no genetically modified organisms' certification. Tests for the presence of GMOs in finished products. NOT organic.Germany's largest organic farmers' association. Bioland-certified farms operate to a stricter private standard than the EU baseline.
ScopeTextilesFoodFood
Established200220101971
InspectionAnnual on-site, IOAS-accreditedAnnual third-party audit + lab testingAnnual on-site by Bioland-accredited inspectors
Residue testingRequired for finished productsGMO testing only (not pesticide)Required
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.
  • Verified absence of GMO ingredients (with action thresholds, not zero tolerance).
  • Annual third-party verification.
  • Tracing and segregation across the supply chain.
  • Whole-farm conversion (no parallel conventional production).
  • Lower permitted nitrogen inputs than EU baseline.
  • Animal welfare standards stricter than EU baseline.
  • Annual on-site inspection.
Does NOT
  • Doesn't cover non-textile components (zips, buttons, prints) beyond the chemical-restriction list.
  • Doesn't mean organic — Non-GMO products can use synthetic pesticides and fertilizers freely.
  • Like Naturland, membership-based — only Bioland-association farms can use the mark.

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