Avena Proport Anti Dandruff Vials. Plancton formula with marine extracts. Thanks to its exclusive formula helps eliminate flaking caused by dandruff while normalizing and sanitizing the scalp and root area of the hair. Avena Proport anti dandruff has a specific action that helps prevent and fight the formation of dandruff favoring the healthy regeneration of cells while creating more favorable conditions for a healthy scalp and hair. Exclusively formulated in Italy.