lactose

Mankind is familiar with drinking cow's milk for millennia thanks to the biological evolution of the body and progress in animal domestication.

Farting or 'farting' like how to call in folk is the basic physiological activity of people, but sometimes inconvenient for 'suffering' and makes people around them uncomfortable.

Milk contains many healthy nutrients. Infants need breast milk to grow and grow. Children and adults need different types of milk to meet their needs.

We must have heard milk slogans, like: It is a good product for the human body, a drink from nature and helps us have stronger bones, etc. ...

Lack of lactase or a body that does not produce the enzyme itself will lead to a non-hydrolyzed lactose, causing digestive disorders, abdominal pain when drinking milk.