Category Archives: Sulphites

What are sulphites in wine? Are they dangerous?

sulphites

What are sulphites in wine? Sulphites in wine are chemical compounds (sulphur dioxide, or SO2) that occur naturally, to a varying degree, in all types of wine. Because sulphites act as both a wine’s preservative and enhancer, many vintners purposely add sulphites at key moments of the winemaking process to quickly halt on-going fermentation or […]