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Know when your offer loses the Buy Box.
Short answer
Notifcentral alerts you when your offer stops being the Featured Offer. Amazon reports a change in the winning offer for ASINs you have an active offer on. The alert shows the winning landed price against yours when Amazon supplies both. It does not name the winning seller, confirm a win-back or cover Amazon Business offers.
How Notifcentral detects it
Data source
Amazon Buy Box notifications
How often
Within about a minute
Amazon reports a change in the winning offer for ASINs you have an active offer on. Notifcentral picks each notification up within a minute and sends a mobile alert. Amazon batches winner changes, and Amazon delivery and phone settings can add delays.
What this does not do
Does not name the winning seller, does not confirm when you win the Buy Box back, and does not cover Amazon Business (B2B) offers.
What the alert looks like
These are the notification strings the app sends. The wording is exact; the values are examples.
ASIN B07T9ZXKMN lost the Buy Box
The Buy Box is now USD 24.99, against your USD 26.50. Both prices include shipping.
ASIN B07T9ZXKMN is no longer eligible for the Buy Box
The current Buy Box price is USD 24.99 as opposed to your price of USD 26.50. Both prices include shipping. Act fast to reclaim your spot!
What it costs to find out late
The Buy Box is where the sales happen.
When you lose it, your offer stays live but moves to the "Other Sellers on Amazon" panel. The FTC's 2023 antitrust complaint against Amazon alleges that nearly 98% of Amazon sales are made through the Buy Box.
FTC v. Amazon (2023): nearly 98% of sales go through the Buy BoxEvery day without it is lost sales.
An offer that is not featured can miss most of its sales until you act. This alert tells you when that happens, whether another offer won or your price became ineligible.
You can win it back once you know it is gone.
Repricing, restocking and fixing seller performance metrics can all win the Buy Box back, but only after you find out you lost it.
What to do when it fires
Compare the two prices in the alert
Compare the winning landed price with yours; both include shipping. Price is not the only factor, so check whether the winning offer is FBA or Prime before changing your price.
Check the listing in Seller Central
For a price-ineligibility alert, review the issue Amazon reported. Restoring eligibility does not guarantee that Amazon will select your offer; another eligible seller can still win.
Confirm you are not out of stock
A stockout hands the Buy Box to whoever is left, and Amazon may not send an alert for it because your offer is no longer active. Check available units before assuming a competitor undercut you.
Questions about buy box loss alerts
No. It shows the winning offer's landed price and whether it is FBA or Prime when Amazon includes them, but never the seller.
Not reliably. Amazon's Buy Box notifications do not include a SKU, so the SKU filter in the app cannot narrow them; you get an alert for any ASIN where your offer loses the Buy Box.
No. You are alerted when your offer stops being the Featured Offer, not when you win it back. Amazon Business (B2B) offers are not covered.
Other alerts Notifcentral sends
Related guide: The Amazon Featured Offer: What Actually Selects It
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Push alerts for Amazon sellers: FBA fee estimate changes, Buy Box loss, listing issues, held funds, reimbursements and payouts.
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