Since the dawn of humanity, the use of plants in food and the treatment of diseases have been closely linked thanks to their phytotherapeutic and nutritional effects.

This knowledge was held by a handful of leaders such as healers and scholars, the transmission of this knowledge took place through word and practice.

Traditional medicine and alternative treatments have maintained their popularity around the world despite modernization thanks to their beneficial effects.

In developed countries there is a renewed popularity of the use of complementary and alternative medicine.

Following the increase in international demand for natural products and alternative medicine, the safety, effectiveness and quality of the products and practices used have become important concerns for both health authorities and the public.