Verify · Certified Product Registry

Verify a certificate.

Check a Clean Sheet certificate here. Certification is open to brands, and certified products will appear in the registry as certificates are issued. Our free product reviews, which use only public information, are available now too.

The Clean Sheet Standard2026 edition

This is not the same as a product review.Certification is based on a brand's confidential formula, test reports and manufacturing records, and an independent decision. Our free product reviews are different: they only use information anyone can see, and they are not certification.

Certified Product Registry

Coming soon

Certification is open to brands, and certified products will appear here as certificates are issued. You will be able to search by certificate number, product or brand, confirm a certificate is active, and see its exact scope and verified claims.

Want to see what a proof page will look like? Preview an example proof page. It is an illustration, not a real certificate.

Private certification framework. Not currently accredited.

On every proof page

Sixteen things, in plain sight.

A certificate is only worth something if you can see what is behind it. Every proof page publishes all of this. What stays private is the confidential formula and the commercial detail behind it.

01Product and brand name

02The company legally responsible for the product

03Category, SKU and variant

04Certificate number

05The standard version it was certified against

06Formula and package version

07Which markets it is certified for

08The product and population modules assessed

09The claims we verified (and a note that nothing else is covered)

10Test methods, lab type, test date and result

11Manufacturing review status

12How to use it, and the limits of the certificate

13Issue date and expiry date

14Current status: Certified, Suspended, Withdrawn or Expired

15Any changes and surveillance since it was issued

16A link to report a safety concern

Want your product in here?

Certification puts your proof on the public record, where shoppers and retailers can check it for themselves. It assesses your product against the standard and, if it meets the bar, gives it a live public proof page.

Apply for certification Read the standard