{"product_id":"ester-c-500-mg-24-hour-vitamin-c-tablets-for-immune-support-90-count","title":"Ester-C 500 mg 24 Hour Vitamin C Tablets for Immune Support  90 Count","description":"Ester-C 500 mg 24 Hour Vitamin C Tablets are a dietary supplement formulated for immune system support. This product features a patented, non-acidic form of Vitamin C (calcium ascorbate) that is gentle on the stomach. The unique formula includes Vitamin C metabolites, which are clinically shown to enhance the retention of Vitamin C in white blood cells, a key component of the immune system. Each tablet provides 500 mg of Vitamin C. The supplement is designed to deliver 24-hour immune support, with studies indicating its presence in white blood cells lasts up to two times longer than regular ascorbic acid. This product is non-GMO, gluten-free, and contains no artificial colors, flavors, or sweeteners. The bottle contains 90 tablets.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eThis item is guaranteed to be fresh for at least 60 days from: 01\/20\/2026\u003c\/strong\u003e","brand":"Ester-C","offers":[{"title":"Default Title","offer_id":46188057493654,"sku":"EO068FB","price":4.87,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0514\/3520\/8854\/files\/rp83qhh9z4pbhufohyqx.jpg?v=1768928621","url":"https:\/\/blitzstock.com\/products\/ester-c-500-mg-24-hour-vitamin-c-tablets-for-immune-support-90-count","provider":"Blitzstock","version":"1.0","type":"link"}