Amazon FBA Fulfillment refers to the service where Amazon stores, packs, and ships products on behalf of sellers through its Fulfillment by Amazon (FBA) program. With FBA fulfillment, sellers send their products to Amazon’s fulfillment centers, and Amazon takes care of inventory storage, packaging, shipping, and customer service. FBA allows sellers to reach a broader audience and streamline their operations, offering faster delivery times and a trusted customer experience.