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What Brand Is Behind Costco's Kirkland Maple Syrup? By Karen Hart Sept. 1, 2025 1:39 pm EST

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Maple syrup, especially that of the Canadian variety, is a valuable commodity. It is so coveted that in 2016, thieves made off with 5,000 gallons of Costco's Kirkland maple syrup . Of course, if you consider who makes Costco's version of this sweet staple, it all adds up. The makers of the members-only warehouse version of this sticky, amber goodness are none other than Canadian maple syrup suppliers Citadelle and Lantic Maple (formerly The Maple Treat Corporation). These two producers fill the flip cap plastic jugs with the Kirkland Signature label slapped across it

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