"I grow hair helmet" is a tongue-in-cheek phrase used to describe a person with a full, thick head of hair. The phrase is often used in a humorous or self-deprecating way, and it can also be used to express pride in one's hair.
There are many factors that can contribute to healthy hair growth, including genetics, diet, and lifestyle. Eating a healthy diet that is rich in vitamins and minerals can help to promote hair growth, as can getting regular exercise and managing stress levels. Certain hair care products and treatments can also help to improve the appearance and health of hair.