Overview Reviews Product Description Chitosan is a positively charges fining agent especially popular for clearing white wines. Chitosan does not require the presence of tannins to effectively clear the wine as some fining agents do. Product Videos Custom Field Product Reviews Write a Review Write a Review × Chitosan Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Email * Review Subject * Comments *