1, toxic chemicals
Research shows that wines, beers and other spirits, there is a major organic compounds can accelerate the hangover. Chemical substance acetaldehyde is a byproduct produced by alcohol metabolism in the body. High levels of acetaldehyde (considered a wine defect) can cause more severe drunk on wine.
Acetaldehyde content in red wine, about 4 mg/l. Just like fruit and sour Green Apple, our noses can smell the acetaldehyde levels above 125 mg/dl. By contrast, Sherry, brandy and some sweet wines of acetaldehyde content is higher.
So sulfur dioxide have an impact on drinking it? Studies show that sulfur dioxide was not the real culprit.
Dehydration is another major cause of drunkenness. Alcohol is a diuretic, so drink and suffer from low blood sugar. This is why cause headaches after drinking red wine. Eat more food and drink supplements can replenish energy and moisture, helps to avoid drunkenness.
Drinking red wine, humans tend to feel thirsty. This is because the high content of tannin in red wine, and suffer from dry mouth, unlike beer, white wine or champagne that have the function of thirst. Recommended when drinking red wine, a lot of water.