1, brain tonic
Walnut is rich in trace elements such as zinc and manganese, which are important components of pituitary gland. From the composition of walnut, eating more walnuts is of great help to promote the growth and development of nervous system. Therefore, it can play a role in improving intelligence and nourishing the brain.
2. Beauty
Walnut is the "king of antioxidation", so eating more walnuts can nourish the skin and keep people young. Moreover, the rich vitamin E in walnuts is also helpful to reduce the oxidation of cell free radicals, so walnuts have also become an anti-aging artifact.
3, good for the heart
Walnut is rich in unsaturated fatty acids, which can reduce the content of cholesterol and help protect the heart. Furthermore, arginine, oleic acid, antioxidant and other components in walnuts can protect cardiovascular health and prevent cardiovascular diseases.
4, prevention and treatment of neurasthenia
Walnut is often used as a therapeutic agent for neurasthenia, especially for those with mild neurasthenia. For example, patients with frequent dizziness, insomnia, forgetfulness, etc. eating one or two walnuts every day can play a very good preventive role.
5, auxiliary treatment of gallstones
Walnut is rich in pyruvate, which can effectively prevent the combination of unconjugated bilirubin, calcium ion and mucin in the body and reduce the incidence of gallstones.
6, anti-inflammatory sterilization
Walnut oil can be used to treat eczema and dermatitis, and has the functions of diminishing inflammation and relieving itching.
2 How to choose walnut 1 and look at the shell
High-quality walnuts are round in appearance, thin and clean in shell, uniform in grain and tight in suture.
2. Weigh
Take a walnut and weigh it in your hand. The heavier the walnut, the fuller the nucleolus is.
3. Look at nucleoli
The color of walnut kernel coat is slightly whitish in yellow, and dark yellow or brownish yellow is also cocoa. If the color is dark brown, you can't eat it.
4. Smell it
You can judge whether walnuts are fresh and edible by smelling them. High-quality walnuts should have no odor, and walnuts that can smell the odor indicate that they have been rancid and cannot be eaten.