What is DNA testing for legal purposes? DNA testing for legal purposes involves using a DNA testing kit to obtain a DNA sample, often a saliva sample, for use in legal cases. The test results are processed in an accredited laboratory. By Rowan Poole|2023-09-29T15:23:10+01:0029/09/2023|DNA|0 Comments Share This Story, Choose Your Platform! FacebookXRedditLinkedInWhatsAppTelegramTumblrPinterestVkXingEmail About the Author: Rowan Poole Leave A Comment Cancel replyYou must be logged in to post a comment.