## Green onion product introduction

Scallion seeds refer to the underground part of scallions, which are often used in cooking and Chinese medicine preparations. Its main components include carbohydrates, proteins, fats, vitamin C, vitamin B and minerals. The origin of scallion seeds comes from the growth process of scallions. They are formed in the underground part of the scallion stems. They are usually round or oval in shape, with a dry outer skin and are generally white or light yellow in color. In traditional Chinese medicine, scallion seeds have the effects of warming the middle and dispelling cold, resolving phlegm and detoxifying. They are often used to treat symptoms such as cold spleen and stomach, loss of appetite, and diarrhea. In the food field, scallion seeds are a common seasoning that can add aroma and taste to dishes and are widely used in cooking, such as stir-frying and making soups.

## Main active ingredients of onion seeds

Scallion seeds are the underground part of scallions, and their main active ingredients include carbohydrates, proteins, fats, vitamin C, vitamin B and minerals, etc. These ingredients give scallion seeds a variety of functions.

1. **Carbohydrates:** are the main nutrients of onions and provide energy for the human body.

2. **Protein:** It is an important component of human cells and tissues and participates in various biological metabolic processes.

3. Fat: Fat is one of the main nutrients in onions, providing energy for the human body and participating in the formation of cell membranes.

4. Vitamin C: It has antioxidant effects, helps enhance immune system function, and promotes iron absorption and utilization.

5. **Vitamin B:** Includes a variety of B vitamins, such as vitamin B1, B2, B6, etc., which are involved in energy metabolism and normal function of the nervous system.

6. Minerals: Including calcium, magnesium, potassium, etc., which play an important role in maintaining the normal physiological functions of the body, such as participating in the formation of bones, muscles and nerve conduction.

The effects of onion are mainly manifested in the following aspects:

1. **Warming the middle and dispelling cold:** Onion seeds have warming properties and can be used to treat symptoms such as cold spleen and stomach, loss of appetite, etc.

2. **Expectorant and detoxifying:** Onion seeds have the effect of expectorant and detoxifying, and can be used to treat symptoms such as cough and sore throat caused by colds.

3. **Promote digestion:** The protein and carbohydrates in green onions help promote digestion and improve gastrointestinal function.

4. **Enhance immunity:** Vitamin C and other nutrients can enhance the function of the immune system, improve resistance and prevent infection.

The chemical composition of scallion has many benefits for the human body, but the dosage should be moderate to avoid discomfort caused by excessive intake. In the field of traditional Chinese medicine, scallion is often used to prepare medicines, such as scallion soup and scallion porridge, to treat related symptoms. In the food field, scallion is widely used in cooking as a common seasoning to add flavor and nutrition to dishes.

## Application scenarios and usage of onion seeds

As a common food ingredient, scallion seeds are widely used in traditional Chinese medicine and food. The following focuses on the application, usage and dosage of scallion seeds in these two fields:

1. **Application of Traditional Chinese Medicine:**

- **Warming the middle and dispelling cold:** Scallion seeds are warm in nature and spicy in taste, and have the effect of warming the middle and dispelling cold. In traditional Chinese medicine, they are often used to treat stomachache, diarrhea and other symptoms caused by spleen and stomach deficiency and coldness. Scallion whites are usually boiled in water or cooked for consumption.

- **Expectorant and detoxifying:** Scallion seeds have the effect of expectorant and detoxifying, and can be used to treat cough, sore throat and other symptoms caused by colds. Common methods include boiling water to drink, making soup or cooking.

- **Enhance immunity:** Scallions are rich in nutrients such as vitamin C, which helps to enhance the body's immunity and prevent diseases such as colds. They can be eaten raw or processed into dishes.

2. **Application in food industry:**

- **Seasoning:** Scallions are a common seasoning that can be used to add flavor and taste to dishes. Scallions are usually chopped or shredded and sprinkled on dishes, or added to stir-fry, soup and other cooking processes.

- **Staple food additives:** Scallions can be used as staple food additives, such as scallion pancakes, scallion pancakes, etc. Chop the scallions and add them to flour to make various pancakes or pasta to increase the flavor.

- **Medicinal cuisine:** Scallion seeds are also commonly used in medicinal cuisine. They are cooked into soups with other medicinal herbs, which have the effects of warming and replenishing qi. Common uses include chicken soup with scallion whites and scrambled eggs with scallions.

3. **Usage and dosage:**

- **Raw food:** Scallions can be eaten raw, but attention should be paid to freshness and hygiene. Wash fresh scallions, slice or shred them, and eat them as cold dishes or salads.

- **Cooking:** During the cooking process, add chopped or shredded green onions to add flavor or aroma according to personal taste and the needs of the dish.

- **Traditional Chinese medicine decoction:** If used in traditional Chinese medicine decoction, the scallions are usually washed and cut into sections, then added to the medicinal materials and boiled together. The amount used depends on the specific recipe.

In general, onion seeds have important application value in traditional Chinese medicine and food. However, during use, attention should be paid to individual differences and the principle of moderation to avoid discomfort caused by excessive intake.

## Introduction to the plants from which onions originate, their distribution and growing environment

Scallion (scientific name: Allium fistulosum) is a common vegetable belonging to the genus Allium of the Liliaceae family. It is also called shallot, onion, etc. It is an ancient and important edible plant. The following will introduce the source plants, distribution and growth environment of shallot seeds.

1. **Source Plant:**

- Onions are perennial herbs with bulbs, slender cylindrical leaves, green stems and white roots.

- Onion seeds are the seeds of the onion plant, which are oval in shape, black or brown in appearance, and have a smooth surface.

2. **Distribution:**

- The allium plant is native to Europe, Asia, and Africa and is a common vegetable plant in temperate and subtropical regions.

- Today, allium plants have been introduced to various parts of the world and are cultivated and grown in many areas.

3. **Growth environment:**

- Soil: Onion plants prefer loose and fertile soil rich in organic matter, and soil with good drainage is beneficial to their growth.

- Climate: Onion plants are not very demanding on the climate and are cold-resistant and drought-resistant, but during the growing season, suitable temperatures and sufficient sunlight can help improve yield and quality.

- Light: Onion plants like plenty of sunlight. An environment with plenty of sunlight is conducive to the growth of leaves and the accumulation of nutrients.

- Humidity: Onion plants do not require high humidity, but they need appropriate moisture during the growing period to keep the soil moist and promote growth.

In general, onion plants have strong adaptability and are not strict in their growing environment. They are suitable for growing in various climates and soil conditions. In a suitable growing environment, onion plants grow rapidly and can provide people with rich vegetable resources.

## Harvesting, processing, storage and preservation of onion seeds

The harvesting, processing and storage of onion seeds are crucial to maintaining their quality and nutritional content. Here is some information about the harvesting, processing and storage of onion seeds:

1. **Harvesting time:** Scallions are usually harvested at the end of the growing season, when the above-ground parts of the onion plant have withered and yellowed, the stems have become thicker, and the onions have become tight. Generally speaking, the best time to harvest is in the morning or evening to avoid harvesting during high temperatures.

2. **Harvesting method:** When harvesting onion seeds, you can use a shovel or hand tools to dig the onion plant out of the soil, then remove the excess soil and cut off the onion leaves, leaving about 1-2 cm of onion stems. After harvesting, avoid damaging and squeezing the onion seeds.

3. **Processing:** After harvesting, the onions need to be cleaned and processed. First, the soil is cleaned off, then the onion leaves are trimmed neatly, and the damaged or rotten parts are removed. Finally, they are graded, classified and packaged.

4. **Storage method:** Scallions can be stored at room temperature, but it is best to store them in a well-ventilated, dry and cool place, such as a cool storage room or vegetable fresh-keeping box. In addition, scallions can also be stored by drying or drying.

5. **Storage period:** Scallions can usually be stored for weeks to months without rotting under suitable storage conditions. However, it should be noted that the condition of the scallions should be checked regularly during storage, and rotten or damaged parts should be removed in time to prevent rotten scallions from affecting other healthy scallions.

6. **Packing method:** During storage, you can choose bags or containers with good air permeability for packaging. At the same time, during the packaging process, make sure there is enough space between the onions to avoid rotting due to excessive density.

In summary, the correct harvesting, processing and storage methods can extend the shelf life of scallions and maintain their nutrients and taste. Paying attention to proper storage conditions and regular inspections can effectively avoid rotting and waste.

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