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OEKO-TEX Standard 100 logo
OEKO-TEX Standard 100
Global · Tier 3 Specialty
NATRUE logo
NATRUE
European Union · Tier 2 Trusted
Bio Suisse 'Knospe' (Bud) logo
Bio Suisse 'Knospe' (Bud)
Switzerland · Tier 2 Trusted
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.An EU-based natural-and-organic cosmetics certification. Three grades: Natural, Natural with Organic portion, and Organic.The Swiss organic farmers' federation mark. The Knospe (Bud) is the dominant organic mark in Swiss supermarkets and operates to standards stricter than the Swiss federal organic ordinance.
ScopeTextilesCosmeticsFood
Established199220071981
InspectionAnnual on-site + lab testing of finished productsAnnual third-party auditAnnual on-site, bio.inspecta accredited
Residue testingRequired (this is the entire point)Risk-basedRequired
Guarantees
  • Finished textile tested against the OEKO-TEX harmful-substance limit list.
  • Limits on heavy metals, formaldehyde, pesticide residue, banned amines, allergenic dyes.
  • Restricted ingredient list (no synthetic fragrances, no silicones, no PEGs).
  • Tiered organic content: Natural with Organic portion ≥70% certified organic; Organic ≥95%.
  • Annual third-party verification.
  • Whole-farm conversion.
  • Lower nitrogen inputs than the Swiss federal organic baseline.
  • Strong animal welfare requirements.
  • Annual on-site inspection.
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.
  • Mark is trademark-protected.
  • Switzerland is outside the EU — the Knospe is recognised by the EU under the Switzerland-EU equivalence agreement, but not by USDA without further certification.

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