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Bio-Siegel (Germany) logo
Bio-Siegel (Germany)
Germany · Tier 1 Gold
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
What it meansGermany'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.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.North America's leading 'no genetically modified organisms' certification. Tests for the presence of GMOs in finished products. NOT organic.
ScopeFoodTextilesFood
Established200120022010
InspectionAnnual on-site by EU-accredited German control bodyAnnual on-site, IOAS-accreditedAnnual third-party audit + lab testing
Residue testingRisk-basedRequired for finished productsGMO testing only (not pesticide)
Guarantees
  • EU baseline organic (EU 2018/848).
  • Annual on-site inspection by accredited German certifier.
  • ≥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.
Does NOT
  • Same standard as the EU Leaf — not stricter.
  • 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.

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