: Periodic deals have included buying a 4-pack of Galaxy Pods to receive an additional free jar. How to Redeem
: New subscribers can often get a free 16oz Nano Brine with any order by joining the AlgaeBarn mailing list .
As of late April 2026, is running several "Buy One, Get One" (BOGO) promotions specifically focused on biological filtration and reef maintenance. Current AlgaeBarn BOGO Deals