Winnow TechnologyStart onboarding →A fully verified environmental assessment of your product.
Winnow Technology produces the same audit-grade Product Environmental Footprint a consultancy would deliver. The result is yours, to use for regulatory filings, substantiating claims, and sustainability materials.
A compliant result you can trust.
Built on an auditable data trail with independent third-party review.
A verified PEF-compliant result
A full Product Environmental Footprint produced under the European Commission's PEF methodology, covering every life cycle stage.
Independent third-party validation
Every assessment is independently verified, with the evidence structured to populate your Digital Product Passport and to underpin your CSRD disclosures.
Evidence for environmental claims
Use the results to substantiate the specific environmental claims you make on your product.
Visibility in the We Winnow consumer app
Your verified product appears in the We Winnow consumer app, where shoppers compare cleaning products on real, environmental science.
Around 15 to 20 minutes of your time.
You will need basic information about your product formulation, packaging, and manufacturing. Technical fields are explained in plain language as you go, and your packaging supplier will usually be able to help with anything you are unsure of.
You will need basic information about your product formulation, packaging, and manufacturing. Technical fields are explained in plain language as you go, and your packaging supplier will usually be able to help with anything you are unsure of.
Onboard your first product. No cost, no obligation.
You will receive your verified assessment once the methodology has been applied and the third-party review is complete. We will provide a timeline for completion within three business days of receiving the data.