Have a balanced diet. There are a few essential nutrients that help hair stay thick and strong. make sure your diet is well-balanced to nourish your hair from the inside out. Using topical products will only get you so far if your diet isn't healthy for your hair. Here's what you need:
Protein. Eat meat, eggs, nuts, beans, and other sources of protein to keep your hair healthy.
B vitamins. These are found in meat, eggs, and leafy green vegetables. If you're a vegetarian, you may want to start taking a B vitamin supplement.
Omega 3 fatty acids. Salmon, sardines, avocados, and walnuts have loads of this important nutrient.