Waiting longer than 30 minutes may decrease the yield and quality of your DNA.Ĭap securely before shipping. The full saliva sample should be collected within 30 minutes and the funnel contents should be released into the tube immediately. Provide your sample and add the stabilization buffer within 30 minutes. Your saliva sample should be just above the fill line. The recommended volume of saliva to provide is about 2 mL, or about ½ teaspoon. There are a few things to keep in mind while providing your sample:ĭo not eat, drink, smoke, chew gum, brush your teeth, or use mouthwash for at least 30 minutes prior to providing your sample.Ĭollect the recommended volume of saliva. The collection and shipping process is composed of a few basic steps - instructions are included in your kit materials. We recommend that you ship your collected sample to the laboratory at your earliest convenience. Your saliva sample is stable at a wide range of temperatures (-4✯ to 122✯) once it is mixed with the DNA stabilization buffer liquid. However, if you are undergoing medical treatment that reduces your white blood cell count, such as chemotherapy, it is best to wait at least two weeks after your last treatment or until your white blood cell count has returned to normal. You can provide your sample under varying health circumstances, including while you are pregnant, while you have a cold or the flu, and while you are taking common medications, including those for acid reflux or heartburn. If your order contains more than one kit, please make sure that each individual being genotyped uses the collection tube from the kit they have registered or intend to register. The saliva collection kits are easy to use, and detailed instructions are included in each kit.
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