The main differences are: different nature, different forbidden foods and different precepts, as follows:

1. Different nature

1. Fasting

refers to the precepts of religious people, which is a ceremony that attaches importance to the piety and purity of the soul.

2. Being vegetarian

means not eating meat or fishy food.

2. Different foods are forbidden to eat

1. Eating vegetarian food

Not only do you not eat meat and fishy food, but you can't eat five spices, namely: onion, onion, garlic, garlic and leek.

2. Be a vegetarian.

Don't eat meat-like food such as fish.

Third, the commandments are different

1. Eating fast

Eating fast, not only does not eat meat and fishy food, but also does not eat after noon. Not eating after noon is a commandment made by the Buddha for becoming a monk. In the legal department, the correct saying is "not out of season". That is to say, you can't eat outside the prescribed time. This time is from the sun to the middle of the afternoon, until the dawn of the next day, and it is not allowed to eat during this time.

2. Being a vegetarian

is not a vegetarian of Buddhists, and there are no rules.

Baidu encyclopedia-fast food

Baidu encyclopedia-vegetarian

Baidu encyclopedia-no food after noon.