Abstract: Formulas for producing compositions for the dietary supplement and nutraceutical products, containing virgin olive oil, vitamins, substances as vincamine, vinpocetine or vinburnine, as well as herbal extracts from Vinca Minor and Crioceras longiflorus. The present invention also relates to the oral administration of these compounds, to alleviate mental fatigue or poor cognitive function and anti-ageing prevention.

Abstract: Pack for doughy food products in portions which comprises a protective case in the shape of a book box made up of a plastic monoblock part with two covers facing each other and joined to a spine, capable of being swung open, and, jutting out from the covers, lateral edges facing each other, that fit together and/or overlap one another to laterally close the case which is kept shut by the use of tabs that may be unfastened; fixing elements are used inside the pack as a support for the single-portion packets of the doughy product, held to the support by means of their common plastic film wrapping.

Abstract: A beverage such as coffee, tea, cocoa or cola soda is described. The beverage contains caffeine or theobromine and between 0.5 and 30 mg of vinpocetine citrate per 100 ml of the beverage. The beverage is used to stimulate cerebral activity.

Abstract: A (+) citrate salt of vinpocetine, and a procedure for preparing the salt, is disclosed. The salt is useful as a medicinal agent in cerebral-vascular disorders and in neurological treatments relating to cerebral oxygenation, especially in elderly persons.

Abstract: Codeinone is prepared by reacting thebaine with a hydrogen halide, under anhydrous conditions, in the presence of iodine as a catalyst, at a temperature of less than 10.degree. C, hydrolyzing the reaction product and recovering codeinone.