Tag: sulfites

Tag: sulfites

Wine & Champagne

What Wine Preservative Actually Works? Sulfur Dioxide is King

When you’re wondering which wine preservative actually does the job, or whether to care about them at all, the answer is straightforward: sulfur dioxide (SO2) is the primary and most effective compound used across the vast majority of wines. While often maligned, it’s the workhorse that protects wine from oxidation and microbial spoilage, ensuring the […]