check whether you have purchased HERBALIFE products from proper channel or not? To verify this you have to check whether the bar code below the FSSAI mark is available or not on the Formula-one Nutrition Shake mix container. As shown below in the video. If this bar-code is missing on the Formula-one Nutrition Shake mix container, means you have purchased the products from unauthorized seller. Please note that, herbalife put this kind of barcode only on Formula-one Nutrition Shake mix container. Other products does not contain such kind of bar code.