When your Amazon product is suppressed it means it's been hidden from search and browse, but it is still active via direct product link. This notification offers info on SKU, ASIN, Listing status, Active Product Title, Field, indicates what the Problem is, states that the product has been Suppressed under Impact field and if there are any comments in the Explanation field, they will state why this occurred.
All links in the alert are clickable. There is a difference between Suppressed and Blocked Listings. You can read more about Blocked Listing Alerts in this article.