Detailed information about organization Information about alert on kosher products 2023-03-27 Source d'information Information provenant de OU Kosher , USA Site web https://oukosher.org/kosher-alerts/ou-advisory-kirkland-purified-water-with-minerals-added-for-taste/ Remarques Kirkland Purified Water with minerals are approved for use on Passover, but ONLY when purchased prior to Passover.