The present disclosure concerns phenolic extracts containing procyanidins, propelargonidins and prodelfinidins obtained from peel of the almond [Prunus dulcis (Mili.) D. A. Webb, Prunus amygdalus (L.) Batsch., Amygdalus dulcis (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 disclosed comprises: (a) a maceration of plant material with organic solvents at 25-100.degree. C., (b) purification by liquid-liquid extraction and/or adsorption or ion exchange chromatography, and (c) optionally, a final drying. Also disclosed 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.

Bartolome Sualdea; Begona

Monagas Juan; Maria

Garrido Lafuente; Ignacio

Gomez-Cordoves De La Vega; Maria Carmen

Lebron Aguilar; Rosa

Quintela Fernandez; Jose Carlos

De La Fuente Garcia; Esther

Jara Garcia-Navas; Alejandro

Consejo Superior de Investigaciones Cientificas

Biosearch, S.A.

Phenolic extracts of almond peel containing procyanidins, propelargonidins, and prodelphinidins, and method for preparation thereof

prunus

антиоксиданти

antioxidant

prunus/антиоксиданти

Phenolic extracts of almond peel containing procyanidins, propelargonidins, and prodelphinidins, and method for preparation thereof

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