I have three unopened bottles of GNC brand kosher "Magnesium 250" - 90 tablets per bottle of 250mg of magnesium. I have two unopened bottles of GNC brand kosher "Zinc 30" - 100 tablets per bottle of 30 mg of Zinc. Asking 20 shekels per bottle. Call 052-325-8534 or email Greenman at netmedia.net.il