Extracto de piel de almendra antioxidante con un contenido fenolico mayor 5% que contiene procianidinas, propelargonidinas y prodelfinidinas; procedimiento de preparacion del extracto: preparacion del material vegetal que contenga la piel, extraccion de la piel con disolvente organicos, secado; usos

Extracto de piel de almendra que comprende un contenido fenólico mayor a 50 mg/g, procianidinas, propelargonidinas y prodelfinidinas; procedimiento para la obtención de dicho extracto; aditivo, ingrediente o suplemento alimentario; producto alimentario; uso de dicho aditivo; y composición farmacéutica. This invention concerns phenolic extracts containing procyanidins, propelargonidins and prodelfinidins obtained from peel of the almond [Prunus dulcís (Mili.) D.A. Webb, Prunus amygdalus (L.) Batsch., Amygdalus dulcís (Mili.), Amygdalus communis (L.) or Prunus communis (L.)]. In particular, the objective is to obtain extracts rich in proanthocyanidins with type-A bonds. The preparation method for which protection is also claimed consists in: a) a maceration of plant material with organic solvents at 25-100 DEG C, b) purification by liquid-liquid extraction and/or adsorption or ion exchange chromatography, and c) optionally, a final drying. Also protected are the possible activities/properties of these extracts such as anti-oxidant activity and others, which determine the use thereof as a nutritional or health ingredient, and the use thereof in the cosmetic and pharmaceutical industry.