Wine is not vegan because wine contains some animal derived fining agents.
Those animal derived fining ages are what makes the wine not vegan.
The animal derived fining agents that wine uses are ingredients such as blood and bone marrow, casein (milk protein), chitin (fiber from crustacean shells), egg albumen (derived from egg whites), fish oil, gelatin (protein from boiling animal parts), and isinglass (gelatin from fish bladder membranes).
However you can find some wine that is vegan that does not use those animal derived fining agents.
Or if you make homemade wine without those fining agents then the wine can be vegan.
There are actually vegan wines made without the animal ingredients.
Vegan wines are made without animal products, so winemakers do not use traditional fining products such as gelatin, albumin, casein, and isinglass that are used to remove floating particles from the wine.
Wine is made from grapes, which are crushed and fermented to form alcohol.
After the juice is fermented, fining agents may be added to remove unwanted substances, such as bitter plant compounds called tannins.
If animal-based fining agents are used, the wine cannot be considered vegan.
Wine is an alcoholic drink typically made from fermented grapes.
Yeast consumes the sugar in the grapes and converts it to ethanol and carbon dioxide, releasing heat in the process.
Different varieties of grapes and strains of yeasts are major factors in different styles of wine.
Different people report getting different feelings from wine, but most describe wine drunk as a warm and cozy kind of drunk that makes you feel relaxed but not drowsy and still like yourself.
Others say wine goes straight to their heads and makes them tipsy, chatty, and dizzy.
Red and white wines (not sparkling) have the highest alcohol content, starting at 14% and reaching 20% in rare cases.
The red wine bottles you'll want to buy are Zinfandels, Sherry, and Syrahs, particularly if they are labeled as 'fortified'.
Research suggests that drinking an occasional glass of red wine is good for you.
It provides antioxidants, may promote longevity, and can help protect against heart disease and harmful inflammation, among other benefits. Interestingly, red wine likely has higher levels of antioxidants than white wine.
While it's understandable to occasionally drink a full bottle of wine, it's a good idea to not consume a large amount of alcohol at once.
Instead, it's recommended to spread a few glasses of wine throughout the week to reap all of its health benefits.