They are rich in protein and unsaturated fat. In addition, they contain significant amounts of thiamine and vitamin B6, as well as smaller amounts of other B vitamins. They have an important place among the types of nuts in terms of nutrition and health, due to the specific composition of fatty substances (mainly oleic acid), proteins, carbohydrates, vitamins (vitamin E), minerals, fibre, phytosterols (beta-sitosterol) and phenolic antioxidants.