Acid Blend 1lb. Acid Blend is used when you need to increase the amonunt of acid in order to balance your wine. The three main ingredients that make up our Acid Blend are . 50% Malic Acid40% Citric Acid10% Tartaric AcidThe amount needed depends on the individual recipe. A low acid Wine will taste "flabby" and not have much of a mouthfeel. An above average Acid level tends to distract your palate with a tartness and cause your wine to be a little to sharp.