SUTHERLANDIA FRUTESCENS (KANKERBOS) Is a herb indigenous to South Africa. The locals use the herb for many ailments. It is especially helpful in boosting the immune system. This product can be taken as a tea, by pouring approximately 250 ml of boiled water in a cup, with 1 tea spoon of dried herb. Let it steep for 5 minutes, strain and drink. Dosage : 1 to 3 cups daily. Once the package is opened, please store in a cool dry place, below 25 degree Celsius / 77 Degree Fahrenheit. Please note that this product is a dietary supplement and not intended to diagnose, treat, cure or prevent any disease. All international deliveries are subject to the import and custom laws of that country and we cannot be held responsible if a parcel or item is confiscated or held for inspection due to these laws.