Abstract: The present invention relates to the use of fibres of polysaccharide polymers of natural origin, preferably of vegetal origin, such as for instance cellulose or cotton, or the use of yarns, non-woven fabrics (or felts), or fabrics obtained from said fibres in order to obtain pharmaceutical, cosmetic or hygienic products, or products to be used in the household or in the food industry. In particular, the polysaccharide polymers according to the invention can be used to obtain plasters, gauzes, sanitary cotton wool, vaginal and surgical tampons, bandages, gloves, stockings, masks, curtains, carpets and the like, or to obtain filters or wrappings for food.