Johann Heinrich Gottlieb Mente was born on April 29, 1820, in Klütz, Mecklenburg-Vorpommern, Germany, the son of Anna and Johann. He married Sophia Dorothea Christiana Evert on December 16, 1845, in his hometown. They had nine children in 14 years. He died on May tadalafil overnight delivery canada 7, 1882, in Klütz, Mecklenburg-Vorpommern, Germany, at the age of 62.