Can’t seem to find the right clues for your current work-in-progress? Well, here’s a handy guide to help with locating DNA evidence.

  1. Undergarments (boxers and/or briefs, etc.)
  2. Sweat-stained clothing
  3. Semen stains on clothing, bedding, skin and other areas of the body
  4. Pages of books and magazines
  5. Drinking cups
  6. Glass (window panes, mirrors, etc.)
  7. Ear wax
  8. Fingernail clippings/beneath attached nails.
  9. Used towels
  10. Urine
  11. Used stamps
  12. (Inner) cheek swabs
  13. Hair (with root is best)
  14. Dried blood
  15. Whole blood
  16. Chewed gum and similar candies/food items
  17. Dental floss and toothbrushes
  18. Cigarette butts
  19. Used tissue
  20. Dried skin, including dandruff and psoriasis
  21. Used razors
  22. Furniture (couch cushions, mattresses, and more)
  23. Carpeting
  24. Computer keys and mouse
  25. Used/worn stocking masks, gloves, mittens, caps, socks, pants, shirts, etc.

By the way, the odds of two people having the same 13 point DNA profile is approximately 1 in 1 billion. And…