International Code of Oenological Practices

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Water addition

II.6.1.5 Water addition


Water addition.


  • preparing flavouring essences
  • dissolving colours and sweeteners
  • setting the final composition of the product.


The water added must respect WHO prescriptions and, if necessary, can be treated to remove dissolved salts.

Recommendation of the OIV:

Admitted for aromatised wines, beverages based on vitivinicultural products and wine-based beverages.