Please be informed that at Nutrabay.com, we do not have any 3rd party sellers. This means that 100% of the products listed on our website are fulfilled directly by us in our own warehouse only. Due to this, We/You do not have to rely on anyone else to send an authentic product. Since all the products are fulfilled & delivered by Nutrabay.com only, and we are the official, authorised and certified distributor/seller of all the brands we sell, you cannot receive a fake product. If you need help with authenticity verification, it can be done by directly contacting the brand customer care and sharing product images/batch numbers. Click here to learn more about authenticity.