1, can play a role in losing weight, because onions are rich in dietary fiber, promoting gastrointestinal peristalsis, and white vinegar can burn excess fat and prevent fat accumulation.

2. Onion is a common food. If eaten raw, it may irritate the gastrointestinal tract. Because it is spicy food, it can reduce the spicy stimulation after soaking in vinegar. Exercise properly at ordinary times to promote weight loss.