Best time to do DNA saliva collection kit test? ANSWER 30 minutes It is best to provide a DNA saliva collection kit sample in the morning before eating, drinking, smoking for at least 30 minutes. This is because food particles and other substances in the mouth can contaminate the sample and reduce the amount of DNA that can be extracted. …

Saliva collection device is also called saliva collector (saliva collector, saliva collection tube, oral sampling tube). The most convenient sampling method for gene detection is saliva, followed by blood. At present, saliva samples are generally collected for detection. Compared with blood collection, saliva collection is more convenient and free, and the acceptance of users is also higher.Here is the product …