OEKO-TEX Mattress Certification Guide: What It Means

We earn a commission if you make a purchase through our links, at no extra cost to you.

OEKO-TEX is a Swiss-based international certification organization that tests textile products — including mattress covers, fabrics, and some foam components — for harmful substances. The STANDARD 100 by OEKO-TEX is the most recognized consumer textile safety certification globally, covering over 100 harmful substances including pesticides, heavy metals, formaldehyde, and aromatic compounds.

OEKO-TEX STANDARD 100 for Mattresses

STANDARD 100 by OEKO-TEX certifies every component of a textile product independently — the cover fabric, the inner ticking, the comfort layers, and the fill materials. For a mattress to carry the STANDARD 100 label, every component used must pass testing. This is a more comprehensive approach than CertiPUR-US, which only certifies foam components.

Testing covers over 100 substances including:

• Pesticides and herbicides
• Formaldehyde and acetaldehyde
• Heavy metals (lead, cadmium, mercury, arsenic)
• Allergenic dyes and colorants
• Phthalates and plasticizers
• Flame retardants (prohibited categories)
• pH value of textiles (skin compatibility)
• Color fastness (prevents dye migration to skin)

OEKO-TEX Product Classes

STANDARD 100 has four product classes with increasingly strict limits:

• Class I (Baby): Strictest limits. For products intended for infants under 36 months. Mattresses for baby cribs should meet Class I standards.
• Class II (Direct skin contact): For products worn next to skin. Relevant for mattress covers and sleep surfaces.
• Class III (No direct skin contact): For inner components not touching skin.
• Class IV (Decoration): For decorative items. Least strict limits.

A mattress label should specify which class applies. For sleeping surfaces, look for Class I or II certification.

Other OEKO-TEX Certifications Relevant to Mattresses

• OEKO-TEX MADE IN GREEN: Covers both harmful substances AND sustainable manufacturing conditions. More comprehensive than STANDARD 100 alone.
• OEKO-TEX STeP: Certifies production facilities for sustainable textile processes.
• OEKO-TEX LEATHER STANDARD: For leather components (some mattress handles and edge materials).

OEKO-TEX vs CertiPUR-US vs GOTS

Mattresses With OEKO-TEX Certification

• Avocado Green: OEKO-TEX certified organic cotton cover, plus GOTS, GOLS, and GREENGUARD Gold
• Saatva Classic: OEKO-TEX certified organic cotton cover
• PlushBeds Botanical Bliss: OEKO-TEX certified materials throughout
• Naturepedic Organic: GOTS and OEKO-TEX certified for children's and adult mattresses
• Birch Natural: OEKO-TEX certified wool and cotton components

Is OEKO-TEX Enough for a Non-Toxic Mattress?

OEKO-TEX STANDARD 100 is excellent for textile component safety but does not certify organic farming practices or verify sustainable manufacturing. For the most comprehensive assurance, look for mattresses with OEKO-TEX STANDARD 100 plus GOTS (organic cotton/wool) and GREENGUARD Gold (finished product VOCs). This combination — found in Avocado, Naturepedic, and PlushBeds — represents the highest available safety and sustainability certification stack for mattresses.