Casein is the predominant protein in milk, accounting for approximately 80% of its total protein content.

Milk is naturally low in vitamin D, so it is commonly fortified with this essential nutrient to promote bone health and calcium absorption.

Yogurt is produced through the fermentation of milk by lactic acid bacteria, which convert lactose into lactic acid, resulting in the characteristic tangy flavor and thick texture.

Greek yogurt is known for its thick, creamy texture and higher protein content compared to regular yogurt. It is made by straining the whey from whole milk yogurt, resulting in a concentrated yogurt with a richer flavor.

Ayran is a refreshing yogurt-based beverage made by diluting yogurt with water and adding salt. It is often served alongside meals or as a thirst-quenching drink.

Labneh is a Middle Eastern yogurt cheese made by straining yogurt to remove excess whey. It has a thick, spreadable consistency and a tangy, slightly sour flavor.

Lassi is a popular Indian yogurt drink made by blending yogurt with water, spices, and sometimes fruits or herbs. It can be sweet or savory, depending on the ingredients used.

Filmjölk is a traditional Scandinavian yogurt with a slightly sour flavor and a thin, slightly viscous consistency. It is made by fermenting milk with a specific type of lactic acid bacteria.

Kumis is a fermented milk drink made from mare's milk, traditionally consumed by nomadic tribes in Central Asia. It has a slightly sour and effervescent flavor due to the fermentation process.

Skyr is a traditional Icelandic yogurt known for its thick, creamy texture and mild, slightly sweet flavor. It is made by fermenting skim milk with a specific type of lactic acid bacteria.

Matsoni is a traditional Armenian fermented milk product made from cow's milk. It has a thick, creamy texture and a slightly sour flavor. It is often used in soups, stews, and sauces.

Viili is a traditional Finnish yogurt made by fermenting milk with a specific type of lactic acid bacteria. It has a slightly sweet flavor and a smooth, velvety texture.

Yogurt is a traditional fermented milk product from Bulgaria made from sheep's milk. It has a thick, creamy texture and a slightly tangy flavor.

Yakult is a popular Japanese fermented milk drink made with a specific strain of lactic acid bacteria called Lactobacillus casei Shirota. It has a unique stringy texture and a slightly sweet flavor.