Expiration Date: December 2027 Total: 82 packets ■ Product Description Health Carbon, the main ingredient of Nephguard, is a natural activated carbon made from plants. It has a porous structure with strong adsorption power, adsorbing substances with a molecular weight of 100 to 90,000. ● This item will be sent via post, so the outer box will be opened and packed in a plastic bag for shipping.