Nitrit Oksida juga ada pada tubuh manusia, dan berperan menjaga tekanan darah dengan melebarkan pembuluh darah, membantu sistem kekebalan tubuh menghadapi kuman penyakit, dan menghantarkan sinyal antar-sel saraf otak.
Nitrite Oxide was also in human body played the role to maintain blood pressure by widely blood vessel, helped body immunity system to kill diseases bacteria and sent signals among brain neuron cells