Nuts are rich in protein, vitamins and minerals, which are beneficial to the growth and maintenance of hair. Here are some common nuts and their benefits to hair:

1. Walnut: Walnut is rich in protein, vitamin E and linolenic acid, which can promote hair growth and density.

2. Almonds: Almonds are rich in vitamin E and linoleic acid, which helps to maintain the health of hair and improve problems such as dryness and bifurcation.

3. Pistachio nuts: Pistachio nuts are rich in vitamins A, B and E, which helps to maintain hair health and enhance hair toughness.

4. Cashews: Cashews are rich in protein, vitamin B and minerals, which can help maintain the health of hair and improve scalp problems.

5. Peanut: Peanut is rich in protein, vitamin E and minerals, which helps to maintain hair health and enhance hair toughness.

6. pine nuts: pine nuts are rich in vitamin e and minerals, which helps to maintain the health of hair and improve problems such as dryness and bifurcation.

It should be noted that although nuts are good for hair, the more you eat, the better. Excessive consumption may lead to excessive oil secretion and affect hair health. It is recommended to eat in moderation every day, not more than one handful.