Why use sulfites in wine




















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Here are 7 ways to prevent hangovers that have shown potential in scientific studies. Health Conditions Discover Plan Connect. Everything You Need to Know. Sulfites Uses Side effects Minimizing your intake Bottom line Sulfites are a food preservative widely used in winemaking, thanks to their ability to maintain the flavor and freshness of wine.

Research suggests that these compounds may affect some people more than others. Share on Pinterest. What are sulfites? Over the course of the past decade, researchers have used a new method of study called metabolomics to learn more about the effects of sulfur on wines. Metabolomics combines different modes of analysis—like gas chromatography and mass spectrometry—to create an exhaustive map of the chemical landscape of a particular substance. Whereas chemical analysis most often targets specific compounds, metabolomics seeks to show every molecule, known or unknown, to create a complete picture of a particular wine.

For instance, a study published in Nature in January that was led by Fulvio Mattivi, a researcher at the Fondazione Edmund Mach in Trento, Italy, and a leader in the use of metabolomics in wine research, showed that compounds called flavanols and indoles, which play a role in the mouthfeel and aging characteristics of wine, are significantly affected by the use of SO2 during winemaking.

On a more practical level, how do the effects of different sulfite regimens express themselves in the cellar? Matthieu Carliez, the technical director for the estates of the Vignobles JeanJean group in the Languedoc region of France, vinifies with and without sulfite additions. As a result, their longer-term resistance to oxygen tends to be greater. Claire Naudin, the owner and winemaker of Domaine Naudin-Ferrand in Burgundy, has seen similar results over the last 10 years.

A portion of of her Pinot Noirs get crushed, destemmed, and sulfited at the crush pad, while the rest are whole-bunch fermented and foot trodden, with no sulfur added at any point of vinification or barrel aging. And those are just the H's. The red wine headache is a common complaint attributed to sulfites. While there is some recent research that shows sulfite concentration in wine can induce headaches, there are other studies that indicate histamine is more likely the cause.

As it turns out, red wine has significantly more histamine than white wine. Another side effect usually attributed to sulfites is the dreaded hangover, that painful combination of throbbing headache, body aches, fatigue, nausea, and thirst. However, rather than blaming sulfites alone, don't forget to pay close attention to the alcohol levels of your wine since this could be the more probable cause. While the jury is out on the effects of sulfites in headaches and other wine-drinking side effects, sulfites seem to play a significant role in triggering asthma.

The more likely culprits are alcohol content, histamine, and tannins. Or, perhaps it's one or a combination of the plus ingredients that conventional winemakers can use without disclosing on the wine label.

After all, it's pretty hard to know precisely what's triggering an allergic reaction when you don't even know what's in your bottle of wine, right?

Natural wine , organic wine, and biodynamic wines are made using the least amount of intervention and chemicals as possible. Research suggests that these types of wine can offer greater health benefits and fewer side effects than those that are commercially produced. It's also a smart idea to opt for low-sugar wines that don't need extra sulfites. Case in point: Usual Wines, which are made the Old-World way, in small batches from sustainably farmed grapes without additives or added sugar.

While it would be inaccurate to say you can find wine with absolutely no sulfites, you can still find wine with low sulfite levels that are naturally occurring — not chemically created.

And although it took seven long books to understand Snape, give me five minutes and I can explain everything you, a person who drinks a lot of wine, actually needs to know about sulfites. There are two types of sulfites, also known as sulfur dioxide: natural and added. Natural sulfites are just that, totally natural compounds produced during fermentation. And you cannot escape them. Sulfite-free wines do not exist.

It is literally literally impossible. No way.



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