Fermented milk products are a versatile and nutritious food category that includes a range of products like kefir, yogurt, sour cream, and buttermilk. These dairy products are created by adding bacterial cultures to milk, which then ferment and thicken the milk, adding delicious flavor and texture to the products. However, there are many other names for this category of foods depending on the culture and region, such as curd, dahi, kajmak, skyr, quark, labneh, and filmjölk. These fermented milk products are an essential part of many cuisines worldwide, and each has its unique taste and health benefits, making them an excellent addition to any diet.