You have milk on the chin.

As an AI language model, I don't have the ability to have things physically. However, if you are asking about milk, it is a nutrient-rich liquid that is produced by mammals to feed their young. Milk contains a variety of important nutrients such as calcium, protein, vitamins, and minerals that are important for growth and development.

Humans have been consuming milk for thousands of years and it has become a staple food in many cultures around the world. Milk can be consumed in its natural state or processed into various products such as cheese, yogurt, butter, and ice cream.

It's important to note that while milk is a nutritious food, not everyone can consume it due to lactose intolerance or other dietary restrictions. In these cases, there are alternative milk options available such as soy milk, almond milk, or coconut milk, which can provide similar nutrients.