All posts tagged: Wine Diamonds

Wine Diamonds

Have you ever seen these crystals in the bottle or glass of your wine?  I once had a server at a restaurant try to explain it as sediment in my white wine.  That’s not what these are.  They are tartrate crystals, also known as wine diamonds. These wine diamonds are nothing to fear.  They are a natural occurrence that happens from time to time, and are safe to drink.  They are formed from a natural component, called tartaric acid.  Tartaric acid is found in grapes, apricots, apples, avocados, tamarinds, citrus, and bananas.  You can find it in among spices and is commonly used as cream of tartar that can be added to eggs to increase their thickness. When you see them in wine, it is due to the tartaric acid binding with potassium when the wine is chilled.  They form the white crystals that can stick to the bottom of a cork and can be found in the last pours of a bottle. These crystals can occur in both red and white wine.  However, they …