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Mian Zi

Factory directly wholesale Mian Zi, Mianzi & Cottonseed for sale

What is Mian Zi?

Mian Zi, which is also called Cottonseed, is the seed of the plant of the Malvaceae family, Gossypium, commercially important for its oil and other products. Cottonseed oil is used in salad oil and cooking oil, hydrogenated to make ghee and margarine. The cake residue or seed kernel after oil extraction is used as poultry and livestock feed.


Cottonseed, the name of Chinese medicinal materials. This product is the seeds of Gossypium herbaceum L., G. arboreum L. and G. hirsutum L., which are plants of the genus Gossypium in Malvaceae. Harvested in summer and autumn, sun-dried. Functions and indications are: nourishing the liver and kidneys, strengthening the waist and knees, warming the stomach, relieving pain, stopping bleeding, promoting lactation. For menorrhagia, dysfunctional uterine bleeding, lack of milk, stomach pain, weak waist and knees.

Cotton seed varieties

Gossypium herbaceum L.

Malvaceae and Cotton are annual herbs to subshrubs, up to 1.5 meters, sparsely pilose. Leaves palmately 5-lobed, usually wider than long, flowers solitary in leaf axils, capsule ovoid, beaked, usually 3-4 chambered, seeds large, separated, obliquely conical, covered with white long and short cotton hairs. The flowering period is July-September. Grass cotton is produced in China's Guangdong, Yunnan, Sichuan, Gansu and Xinjiang provinces, all of which are cultivated. Native to Arabia and Asia Minor. The plant is small and has a short growth period of about 130 days. It is very suitable for cultivation in Northwest China, but the planting area is not wide. Seeds are cotton used as raw material for textiles. Both seeds and roots are used medicinally.

Gossypium arboreum Linn.

Perennial subshrub to shrub, up to 2-3 meters, flowers solitary in leaf axils, flowering period from June to September.
my country is now widely planted in the cotton areas of the Yangtze River and the Yellow River Basin, and it is one of the native cottons that have been cultivated in my country for hundreds of years. The fiber of this kind of cotton is thick and short; the seeds are used for oil extraction.

Gossypium hirsutum Linn.

Malvaceae cotton is an annual herb. 0.6-1.5m high, leaves broadly ovate, 5-12cm in diameter, base heart-shaped or truncate, lobes broadly triangular-ovate; petioles sparsely pilose, stipules ovate-falcate, caducous. Flowers solitary in leaf axils, pedicels often slightly shorter than petioles, covered with long bristles and ciliates; calyx cup-shaped, ciliate, corolla white, later turning lavender. Capsule ovoid, 3.5-5 cm long, with beak. Seeds ovoid, separated, with white long cotton hairs and off-white short cotton hairs that are not easy to peel off. Upland cotton is native to Mexico in the Americas and is one of the four major cotton cultivars in the world. It was introduced to China at the end of the 19th century and has been widely cultivated in major cotton-producing areas in China. Upland cotton has high environmental adaptability, likes temperature and light, and is suitable for planting in sandy loam soil. Many parts of upland cotton have certain medicinal value. It is recorded in "North China Economic Plants" that the root of upland cotton can be used to relieve cough and treat cough due to Qi deficiency; the root bark can be used to stimulate menstruation and treat irregular menstruation; the seeds can be used to promote lactation, Governance of lack of milk, stomach pain, weak waist and knees. In addition, it is recorded in "Jiangxi Provincial Traditional Chinese Medicine Resource Plant Illustrated Book (Herbal Class I)" that upland cotton wool can be used to treat hematemesis, blood in stool, metrorrhagia, and hemorrhage from golden sores.

Growth environment of Cotton


Cotton producing areas in the world

China, America, India, Uzbekistan, Egypt, etc. Among them, China has the largest single output, and Uzbekistan is known as the "Platinum Country".

Cotton producing areas in China

Jianghuai Plain, Jianghan Plain, Southern Xinjiang Cotton Region, North China Plain, Northwest Shandong, Northern Henan Plain, coastal plain along the lower reaches of the Yangtze River.
Cotton growth requires a lot of light, so it is necessary to ensure sufficient light when planting cotton. When the light time is long and the intensity is appropriate, the cotton yield is high and the quality is good. If the light is insufficient, not only will the yield and quality be reduced, but it will also have a great impact on the subsequent work of saving seeds.

Processing methods of Mian Zi

Collection and processing

Mianzi is generally harvested in the fall. Cotton in our country is generally harvested once a year, so there is only one harvest a year. When cottonseed is harvested, people mostly harvest it in batches. There is no batch harvest once a week. There are about seven crops in a cotton flower. Eight cottonseeds, the maturity of the cottonseed depends on the maturity of the cotton. Generally, the cottonseeds in mature cotton must also be mature.

Mian Zi TCM

Medicine part

The seeds of Gossypium herbaceum L., G. arboreum L. and G. hirsutum L., which are plants of the genus Gossypium in Malvaceae.


Sim, hot.


Return spleen, kidney channel.


Nourishes the liver and kidneys, strengthens the waist and knees, warms the stomach, relieves pain, stops bleeding, promotes lactation.


For menorrhagia, dysfunctional uterine bleeding, lack of milk, stomach pain, weak waist and knees.


3~5 qian.

Mian Zi benefits

Replenishing liver and kidney

Improving human liver and kidney function is an important function of Mian Zi. After the nutrients such as amino acids and minerals contained in it are absorbed by the human body, they can repair damaged liver cells, enhance liver detoxification function, and prevent human kidney function from declining. Occurrence of hepatitis, liver cirrhosis, nephritis and body edema embolism have particularly obvious preventive and relieving effect.

Warm the stomach and relieve pain

Mian Zi is a kind of warm Chinese herbal medicine. After people eat it, it can eliminate the cold poison in the body. It has a certain preventive effect on human chills and stomach pain caused by stomach cold. In addition, people have abdominal pain and diarrhea caused by spleen and stomach deficiency. Taking some cottonseed in time can also reduce the adverse symptoms of the body as soon as possible.

Convergence to stop bleeding

Convergence and hemostasis is also an important role of cottonseed after being used as medicine. When people accidentally suffer from trauma, they can grind it up and apply it externally to stop the bleeding as soon as possible. Especially obvious hemostatic effect.

Promote milk secretion

Cottonseed can also regulate human endocrine and maintain the stable function of human endocrine system. After a woman has a child, if there is insufficient milk or a small amount of milk, taking some cottonseed in time can significantly promote lactation and increase the amount of milk secretion.

Mian Zi side effects 

Mian Zi contains gossypol, which has a certain degree of toxicity. Improper consumption can lead to dysfunction of liver, kidney, heart and other organs, as well as increased permeability of capillaries, which can cause gastrointestinal bleeding.

Mian Zi values

1. Extract gossypol, soak oil and produce edible protein from Mian Zi germ slices.

2 The cake after extracting gossypol and oil can be used as feed.

3. Cultivation of edible fungi with Mian Zi hull mixture as the medium, cultivation of shiitake mushrooms with raw material of cottonseed hulls.

4. Milk thistle extractor extracts protein and oil from cottonseeds of cotton without glands.

5. Production of sulfonated oil from cottonseed oil.

6. Cottonseed cake (meal) is used as raw material to brew soy sauce.

7. Mian Zi husk fiber composite material and its manufacture.

Mian Zi uses



Clinically, cottonseed soup can be taken orally.

Made into pills and powders

Mian Zi Wan

Drug composition: Mian Zi 8 liang, cohosh 4 qian, paojiang 4 qian
Indications: cold accumulation. Feeling cold and accumulating, abdominal pain. You must press heavily with your hands, or hold the object for a while, and spit out water.
Usage and dosage: 2 qian per serving, and the hollow rice soup is given away. Take it for about half a month, when there is cold accumulation like thin phlegm, it will go down with the stool, and the following should be enough, then do not take it. Then take the medicine of invigorating the spleen, warming the middle and warming the abdomen.

Cottonseed Kernel Wan

Composition: 10 catties of cottonseeds (soaked in boiling water, stuffed into cattail bags, 1 stick of incense is taken out, cracked in the sun, shelled to get kernels, and the skin is removed, 3 catties of kernels are used, oil is removed, and fire wine is used 3 catties, soaked overnight, put away, steamed 1 stick of incense, dried in the sun), 1 catty of old paper (soaked in salt water for 1 night, fried dry), 1 catty of Chuan Duzhong (remove the outer rough skin, soaked in rice wine for 1 night, pressed dry , ginger juice, stir-fried to remove the shreds), 1 catties of medlar (soaked in rice wine, steamed, and dried), 1 catties of dodder (boiled in wine, removed from the shreds).
Efficacy: black hair, warm kidney, seeds.
Usage and dosage: 3 qian per serving.
Preparation method: The top is the powder, and the honey is the pill, which is as big as the phoenix tree.
Medication contraindications: People with yang deficiency should take this medicine.

Extract oil

Cottonseed oil

Cottonseed is an important raw material for oil extraction, and cottonseed oil contains a large amount of unsaturated fatty acids. Refined cottonseed oil is generally orange-yellow or brown. The fatty acid contains palmitic acid 21.6-24.8%, stearic acid 1.9-2.4%, arachidic acid 0-0.1%, oleic acid 18.0-30.7%, linoleic acid 44.9-55.0%, The refined cottonseed oil has removed toxic substances such as gossypol and can be eaten by humans. Cottonseed oil contains a large amount of essential fatty acids, and it is most suitable to be eaten mixed with animal fat, because the content of linoleic acid in cottonseed oil is particularly high, which can effectively inhibit the rise of cholesterol in the blood and maintain human health. The human body's digestion and absorption rate of cotton clear oil is 98%.

External use

Related diseases of the body can be treated by fumigation and washing with Mian Zi boiled water.

How to choose Mian Zi?


See if there are many impurities in Mian Zi, and whether the color and smell are normal.


Touch the Mian Zi to see if it is damp.


Squeeze the cottonseed by hand or use crucible pliers, listen to the sound, and judge whether it is dry or wet.


Observe whether the cottonseeds are all consistent and whether there is any adulteration.

How to buy Mian Zi?

Native Chinese supply factory sale Mian Zi, if you are interested in Mianzi & Cottonseed, please fill below form, we will contact you within 24 hours.
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