Acorus calamus (sweet flag)
Acorus calamus has a very long history of traditional use in Chinese and Indian herbal traditions. Small doses have a euphoric, stimulating effect, while higher doses can cause mild visual hallucinations.
Areca catechu (betel nut)
Whole or powdered nuts
Betel nut, or areca nut, are the seeds of Areca catechu and are known for their effects as a mild stimulant. The nuts are often chewed together with betel leaves to increase alertness, much like drinking a cup of coffee.
Centella asiatica (gotu kola)
50 grams shredded
Gotu kola has many applications. Some of which are improved memory, better concentration, and a clear mind. It is also very suitable for better learning performance. Gotu Kola is a tonic, which means that you feel the effect only with intense and regular use.
Colanut (kola nut)
Shredded or powdered nuts
Kola nuts are caffeine containing seeds from the Cola nitida tree, best known for their use in the original Coca-Cola. It is chewed in many West African cultures for its energizing effects. The first taste is bitter, but sweetens upon chewing.
Eurycoma longifolia (tongkat ali)
50 grams powdered roots
Eurycoma longifolia (commonly called tongkat ali or pasak bumi) is a flowering plant native to South East Asia. It increases the testosterone level, resulting in a greater sex drive. Tongkat Ali is also used by athletes, in particular bodybuilders, to increase muscle mass.
Ilex paraguariensis (yerba maté)
100 grams powdered
Ilex paraguariensis (yerba maté) is a small plant native to South America that contains caffeine and other xanthines. It has a long traditional use among the native Guarani as a stimulant. The leaves are often drunk as a tea.
Paullinia cupana (guarana)
50 grams powdered seeds
Paullinia cupana (guarana) is a plant native to the Amazon basin and especially common in Brazil. Guarana is considered an energizer. Its seeds contain about twice the concentration of caffeine found in coffee beans.
25 grams shredded leaves
Sutherlandia frutescens has traditionally been used in South Africa as an indigenous herb for a variety of ailments. It has a strong reputation as an immune booster, appetizer and is also known to improve energy levels and to give an enhanced sense of well-being.
Voacanga africana is a small tropical tree with yellow or white flowers. The bark and seeds of the tree contain iboga alkaloids and are used in Ghana as a stimulant, aphrodisiac, and ceremonial psychedelic.