Pickles have many fans among Iranian families and are considered one of the most delicious side dishes. Vinegar, especially apple vinegar, is used to prepare pickles. One of the useful ingredients used in the preparation of pickles are vegetables and fruits that have many nutritional properties. Heat is not used in the preparation of pickles, so their nutritional properties are preserved. The sour taste of pickles can be due to the acid produced during fermentation. The fermentation process is due to the activity of lactobacillus bacteria, which causes the production of group B vitamins, which play a large role in the health of the digestive system.