DXN Lingzhi Black Coffee with Ganoderma Extract Each Packaging Size: 20 sachets x 4.5g DXN Lingzhi Black Coffee has no sugar additives Yet it manages to retain the bold taste and rich aroma of the coffee. DXN Lingzhi Black Coffee has no sugar additives it manages to retain the bold taste and rich aroma of the coffee. It is specially presented for the modern society. Lingzhi Black Coffee also brings you the satisfying taste of reach coffee