Early morning urine specimen required (preferably before eating and drinking). Your kit is posted to you from the UK within 24-48 hours of ordering so you should receive your test kit within a few days via DHL. You can then arrange for DHL to collect your sample using the freepost returns. If you are ordering from outside the UK we will ship via DHL or Fedex with return labels. We advise you to send samples Mon-Thurs to avoid weekend postal delays. Results turnaround time approx 2-3 weeks. Avoid apples, grapes, pears, and cranberries as well as their juices or products 24 hours before collection. Avoid arabinogalactan, Echinacea, reishi mushrooms, and ribose supplements for 48 hours before collection.