OEKO-TEX STANDARD 100: what it checks
The video explains OEKO-TEX STANDARD 100 testing for harmful substances in textiles. This label is not the same as organic-cotton certification or GOTS; the article distinguishes those credentials.
By OEKO-TEX® · Video language: English
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Read the full certification name
A green logo or the word “eco” does not identify a certification. Record the full name, number and issuing body on the label. OEKO-TEX runs several programmes, so confirm whether the label specifically refers to STANDARD 100.
GOTS refers to the processing of textiles from organic fibers and includes environmental and social requirements. It should not be inferred from a general statement about a factory that every item of it is qualified; You need to verify what the product is and the scope of the approval.
How do you perform a practical test?
Ask for a photo of a legible label and the verification information. At OEKO-TEX, you can check a certificate number or QR code in the organization's Label Check tool. Compare the result to the supplier and the product, not just the color of the logo.
If the result is not clear, ask for a document that refers to the exact item. Keep a copy of the specification at the time of purchase. Missing information is not proof of forgery, but neither is it a basis for additional payment for certification that cannot be understood.
For more information on the subject: Cotton bedding: from plant fiber to finished sheets.
What does certification not tell you?
Even after you have verified a marking, you still need to check the size of the sheet, the depth of the pocket, the size of the duvet cover and the type of weaving. Certification doesn't decide whether you'll like a crisp texture, a subtle shine, or a wrinkled look.
Testing for harmful substances should not be interpreted as a claim that the fabric contains zero chemical substances. Allergy is a separate question: textile marking is not a personal confirmation of suitability for any sensitivity or disease treatment.
How to compare price in a useful way?
Compare two sets with the same number of parts and corresponding dimensions. List price, composition, weaving, certification and handling separately. This way you can see which characteristic you are paying for, instead of uniting everything to the word "quality".
If you have a specific requirement for an organic source, consider the documentation as the first consideration in the selection. If the main need is to replace a sheet in a special size, also solve the fitting: an important certification does not compensate for loose corners.
Checking a certificate starts with the product, not the logo
Keep the certificate number or verification code as it appears on the product. Check them in the official tool of the issuing body and compare the result with the seller's statement. Pay attention to the identity of the holder of the certificate, the validity and the scope of the products that appears. If something is unclear, ask for an explanation of how the certificate relates to the particular set.
An image of a logo on the home page of a store does not prove that all products in the store are included in the same certification. Approval for raw material is also not necessarily the same statement as approval for a finished product. No need to guess from the design of the label; The information that can be verified is the one that should be used for comparison.
Keep two lists: certification and suitability for use
In the first list write what the certification covers according to the test and what remains unclear. In the second, write measurements, composition, weaving, treatment and price. A product can present a valid certificate and still not match the height of the mattress or the drying method at home.
If two sets meet your needs, you can give the certification aspect weight in the decision according to your preferences. If only one fits the bed, the other's certificate does not fix the size problem. This separation makes it possible to buy with clear information, without turning a certification symbol into a general guarantee about every feature of the bedding.
What do you do when the certificate number is not found?
First check that you copied every letter and digit and selected the correct issuing body’s search tool. A blurred photo or extra space can prevent a match. If there is still no result, ask the supplier for a verification link or a legible document identifying the certificate holder, scope and validity. Where verification requires a number, a logo alone is insufficient.
A missing result alone is not enough to determine that the product is fake, and a valid result is not enough to automatically tie every product in the store to a certificate. Write down what has been verified and what has not yet been clarified. If certification is a condition for buying for you, you can wait for a clear answer before purchasing. Thus the decision is based on information that can be checked and not on an impression from the packaging.
A practical comparison before choosing
| Marking | What the label covers | Do not infer from it |
|---|---|---|
| 100% cotton | Declared fiber composition | that the cotton is organic |
| GOTS | Textiles from organic fibers and processing requirements | that every product of the same brand is certified |
| OEKO-TEX STANDARD 100 | Tests for harmful substances according to the standard | Organic source or allergy prevention |
| ecological or green | Details and documentation are required | that there is independent certification |
Frequently asked questions
Are OEKO-TEX and GOTS the same thing?
No. They cover different requirements. Check the specific certification programme and the scope of its approval.
Are organic bedding always softer?
Softness cannot be inferred from the organic source alone. The weaving, thread and finish also affect the touch.
Is a logo on the store website enough?
For verification, it is better to get a label and a certificate number and check that they refer to the product you have chosen.
Sources and scope
Source check: September 15, 2026. The information was checked against the sources listed here. The selection tips help you compare options; they are not based on hands-on product tests by MyViro.
By MyViro.
The content explains textile characteristics and is not the result of a product test in a laboratory. How we prepare our guides
Illustrative photos on this page were created with AI.
