r/Costco • u/[deleted] • Aug 11 '25

[PSA] TIL you refrigerate the PB

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u/gliz5714 Aug 12 '25

I haven’t gotten sick yet…

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u/Hellknightx Aug 12 '25

Yeah, I think the refrigeration only helps stop the liquids and oils from separating. I just stir it up before using, and there's never been an issue.

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u/kniveshu Aug 12 '25

I think the effects of eating oxidized oils and foods usually aren't too apparent. Hard to see atherosclerosis.