Good reasons to write
- A lab name, test ID, date or result on this site does not match the source. Include the page and a link.
- A vendor has published new reports or changed its testing page.
- A lab or tester we have not covered publishes a public lookup.
- A privacy request. See the privacy page.
What we cannot do
We cannot help with orders, refunds or deliveries; those go to the vendor. We do not give advice on using any product. Everything discussed here is for research and laboratory use only.
Replies
Jude Henderson reads every message. We aim to reply within five working days. Corrections are made only when a source supports them.