Food supplement based on plant extracts, in particular with Kola, Ginseng and Guarana, for physical and mental fatigue and Eleutherococcus capable of helping memory and cognitive functions. Gluten-Free, Lactose-Free and Suitable for Vegans Instructions for use: 25 - 45 drops 2 times a day diluted in water or in a hot drink, preferably in the morning and early afternoon.