1. Carrots
Carrots are a rich source of Vitamin A and are mainly used for correcting poor eyesight. However, carrot also provides excellent nourishment to the scalp and keeps it healthy. If the scalp remains healthy the hair automatically become strong, shiny and lustrous.

2. Prunes
Prunes contain high quantity of iron.

3. Chickpeas
Chickpeas are a good source of zinc and vitamin B6.

4. Roast Beef
If you are a non-vegetarian then include a little quantity of roast beef every day in your diet to help treat your receding hairline.

5. Soy beans
Soy beans contain good amount of iron and vitamin E.

6. Almonds
Almonds have Vitamin E, iron and proteins.

7. Whole wheat
Whole wheat is considered a good source of iron and various forms of silica.

8. Oats
Oats are considered beneficial mainly because they have lots of iron and minerals like magnesium, potassium and phosphorus.

9. Oranges
Oranges are a good source of Vitamin C. Vitamin C helps the body absorb the iron better from various foods.

10. Fish
Fish contain omega-3 fatty acids, vitamin B6 and proteins that are required for maintaining healthy and shiny hair.

11. Indian Gooseberry
Indian gooseberry, also known as Amla, is an excellent source of Vitamin C even better than oranges.

13. Brussels sprouts
The mineral silica is often associated with growth of hair.

14. Walnuts
Walnuts contain the highest amount of omega-6 fatty acids than any other food.

15. Green Peas
Green peas are not known for being a rich source of any particular mineral or vitamin.

source : http://www.findhomeremedy.com/15-foods-for-treating-hair-loss/