11 health benefits of bitter kola nuts. [Subtitles] Bitter kola is a tree native to Africa and warm climates such as Central America. The bark and the nuts from this tree have long been used in traditional medicine to treat a variety of different health problems. In today's video we will highlight how in both traditional and modern cultures people enjoy the benefits of Bitter Kola for longevity, fighting infections such as malaria, protecting the eyes from pressure and diabetic damage, along wit