DNA stands for Deoxyribo nucleic acid. The strategy helps the distinguishing proof of criminals on logical lines. Every single cell in the human body has a DNA sample. DNA method's authenticity is been appreciated throughout the world. But the admissibility of DNA proof in Indian courts is still a hazy area. Currently, there is no explicit law to oversee the suitability of forensic technique although the courts infer the legitimacy of criminological system from the provisions of Code of Criminal Procedure and the law of evidence. Because of absence of any specific law, it becomes difficult and inconvenient to gather proof that includes present day modern instruments to prove the accusation against a person. This paper will analyse the admissibility and job of DNA in the Indian legal justice system.