What are the four famous types of walnuts

The four famous walnuts usually refer to paper skin walnuts, thin shell walnuts, iron walnuts, and mountain walnuts, which are widely popular for their rich nutrition and unique taste.

1. Paper skin walnuts

The shell of paper skin walnuts is extremely thin and can be easily peeled off by hand. The nuts are full and high in oil content, rich in unsaturated fatty acids and vitamin E, which helps protect cardiovascular health. Its taste is delicate and sweet, suitable for direct consumption or making pastries, but care should be taken to avoid moisture and spoilage during storage.

2. Thin shell walnuts

Thin shell walnuts have thinner outer shells than ordinary walnuts, higher kernel yields, light yellow kernels, and are rich in protein and minerals such as zinc and magnesium. It has a mild flavor and is often used to make walnut sauce or pair with salads, but people with allergies should consume it with caution.

3. Iron walnuts

The shell of iron walnuts is hard and requires tools to break open. The texture of the kernels is tight and slightly bitter, rich in antioxidants and polyphenols. Traditional Chinese medicine believes that it has the effect of moistening the lungs and stopping cough, and is often used in stews or as medicine. However, due to its high calorie content, it is necessary to control the intake.

4. Walnuts

Walnuts are small in size but have a strong aroma. They contain high levels of dietary fiber and plant sterols, which help regulate blood lipids. Often processed into salt and pepper or sugar coated snacks, but due to the thick shell, it is recommended to purchase shelled products for easy consumption. Although walnuts are nutritious, it is recommended to consume no more than 30 grams per day to avoid gastrointestinal burden caused by excessive consumption. When consumed, it can be paired with dark vegetables and fruits to promote nutrient absorption. When stored, it should be sealed and moisture-proof. Special people, such as pregnant women or those with weak digestive function, can grind walnuts into powder and add them to Congee. If you are allergic to nuts or experience discomfort such as rash, you should immediately stop consuming and seek medical attention.