Essential oil capable of warming kidney and strengthening primordial qi as well as preparation method and application thereof

Abstract

The invention provides kidney warming and primordial qi strengthening essential oil as well as a preparation method and application thereof. The kidney warming and primordial qi strengthening essential oil is prepared from the following raw material components: grape seed oil, sweet almond oil, bisabolol, jojoba oil, motherwort oil, safflower oil, astragalus membranaceus oil, prepared rehmannia root oil, rose essential oil, ligusticum wallichii essential oil, angelica sinensis essential oil, cinnamon essential oil, ginger root oil and vitamin E. The essential oil has the beneficial effects that all the raw materials contained in the essential oil for warming the kidney and consolidating vitality have a synergistic effect, the essential oil is beneficial to body absorption, can effectively inhibit the lesion degree of arthritis, improve the symptoms of the arthritis and improve the body immunity by adjusting the functions of a human body, and can also be used for treating various diseases related to the arthritis.

Description

Technical Field

[0001] The present application belongs to the technical field of traditional Chinese medicine, and in particular relates to a kidney-warming and essence-strengthening essential oil and a preparation method and application thereof. Background Art

[0002] Osteoarthritis refers to an inflammatory disease that occurs in human joints and surrounding tissues and is caused by inflammation, infection, degeneration, trauma or other factors. There are more than 100 million arthritis patients in my country, and the number is increasing. Clinical manifestations include redness, swelling, heat, pain, dysfunction and joint deformity of the joints, which seriously affect the quality of life of patients.

[0003] At present, the treatment of osteoarthritis mainly includes physical therapy, Western medicine and Chinese medicine combined treatment. However, physical therapy can only relieve the pain of osteoarthritis, so it can be used as an auxiliary treatment for osteoarthritis. Western medicine is easy to cause gastrointestinal irritation and long-term use is easy to produce drug resistance. Summary of the invention

[0004] The purpose of the present application is to provide a Chinese herbal essential oil for warming the kidney and strengthening the essence, and a preparation method and application thereof, aiming to solve the problem that existing Western medicines cannot fundamentally solve osteoarthritis and have relatively large side effects, and to improve the therapeutic effect.

[0005] In order to achieve the above application purpose, the technical solution adopted in this application is as follows:

[0006] In a first aspect of the present application, a kidney-warming and vitalizing essential oil is provided, comprising the following raw material components: grape seed oil, sweet almond oil, bisabolol, jojoba oil, motherwort oil, safflower oil, astragalus oil, rehmannia root oil, rose essential oil, chuanxiong essential oil, angelica essential oil, cinnamon essential oil, ginger root oil and vitamin E.

[0007] According to some embodiments of the warming kidney and strengthening essence essential oil described in the present application, the essential oil comprises the following raw materials in parts by weight: 40-60 parts of grape seed oil, 10-30 parts of sweet almond oil, 0.1-0.3 parts of bisabolol, 20-25 parts of jojoba oil, 0.2-0.8 parts of motherwort oil, 0.8-1.2 parts of safflower oil, 0.2-0.5 parts of astragalus oil, 0.1-0.3 parts of cooked rehmannia butter, 1-2 parts of rose essential oil, 0.08-0.12 parts of chuanxiong essential oil, 0.1-0.3 parts of angelica essential oil, 0.5-1.5 parts of cinnamon essential oil, 0.5-1.0 parts of ginger root oil and 0.8-1.2 parts of vitamin E.

[0008] According to some embodiments of the warming kidney and consolidating essence oil described in the present application, the essential oil comprises the following raw materials in parts by weight: 43-58 parts of grape seed oil, 15-25 parts of sweet almond oil, 0.15-0.28 parts of bisabolol, 22-24 parts of jojoba oil, 0.3-0.6 parts of motherwort oil, 0.9-1.1 parts of safflower oil, 0.3-0.4 parts of astragalus oil, 0.1-0.2 parts of rehmannia butter, 1.2-1.6 parts of rose essential oil, 0.09-0.11 parts of chuanxiong essential oil, 0.12-0.28 parts of angelica essential oil, 0.8-1.2 parts of cinnamon essential oil, 0.6-0.8 parts of ginger root oil and 0.9-1.1 parts of vitamin E.

[0009] According to some embodiments of the warming kidney and strengthening essence essential oil described in the present application, the essential oil comprises the following raw materials in parts by weight, including the following raw materials in parts by weight: 50 parts of grape seed oil, 20 parts of sweet almond oil, 0.2 parts of bisabolol, 23 parts of jojoba oil, 0.5 parts of motherwort oil, 1.0 parts of safflower oil, 0.3 parts of astragalus oil, 0.2 parts of rehmannia root oil, 1.2 parts of rose essential oil, 0.1 parts of chuanxiong essential oil, 0.2 parts of angelica essential oil, 0.8 parts of cinnamon essential oil, 0.6 parts of ginger root oil and 1.0 parts of vitamin E.

[0010] The main components of grape seed oil are linoleic acid and proanthocyanidins, which can lower human serum cholesterol and blood pressure, resist free radicals, anti-aging, protect collagen in the skin, improve vein swelling and melanin deposition.

[0011] Sweet almond oil has the effects of moisturizing the skin, softening cuticles, promoting skin healing, improving skin elasticity, and relieving dermatitis symptoms.

[0012] Bisabolol has the effects of antibacterial, anti-inflammatory, promoting wound healing, soothing skin discomfort and improving skin barrier.

[0013] Jojoba oil can improve dry skin, does not cause skin allergies, and is suitable for all skin types. Jojoba oil also has the effect of relieving stress and soothing emotions, helping to relax the body and mind.

[0014] Motherwort oil has excellent effects of promoting blood circulation, removing blood stasis, regulating menstruation and reducing swelling.

[0015] Safflower oil has the effects of dispelling wind and relieving pain, promoting blood circulation and removing blood stasis, dispersing wind and clearing heat, relaxing muscles and tendons, and can be used for rheumatoid arthritis, dizziness, cervical spondylosis, etc.

[0016] Astragalus oil has the effects of inhibiting ulceration, promoting diuresis and reducing swelling, and replenishing qi and strengthening the exterior. Astragalus oil can also play a role in lowering blood sugar and preventing diabetes.

[0017] Cooked Rehmannia butter has the effects of nourishing yin and blood, nourishing the heart and calming the mind, moistening the intestines and relieving constipation, delaying aging, and enhancing immunity. It can help regulate the nervous system, relieve symptoms such as anxiety, insomnia and mood swings, thereby improving the overall mental state.

[0018] The aroma of rose essential oil can relieve anxiety, depression and emotional stress, and help people relax; rose essential oil also has antibacterial, anti-inflammatory and antioxidant effects, and can be used to treat acne, skin inflammation and other problems. In addition, rose essential oil also has analgesic and antispasmodic effects, which can relieve problems such as menstrual cramps and irregular menstruation.

[0019] Chuanxiong essential oil has the effect of treating bruises, rheumatism, and headaches. It can dredge meridians, promote blood circulation and remove blood stasis, promote qi, relieve pain, and dispel wind.

[0020] Angelica essential oil is rich in ester compounds, which can stimulate the ovaries to secrete estrogen, promote blood circulation, increase blood flow, relieve fatigue and improve body immunity.

[0021] Cinnamon essential oil has the effect of relieving muscle spasms and treating joint pain. To a certain extent, it can improve the body's emotional tension, anxiety and other discomfort symptoms, and improve insomnia. It also has a certain antibacterial effect, which can inhibit the growth of pathogens to a certain extent, and can also assist in improving wound infections.

[0022] The ingredients in ginger root oil can remove the coldness in the body. Using ginger root oil for massage can eliminate bruises and relieve pain. In addition, ginger root oil can also be added when soaking your feet to promote blood circulation and relieve fatigue.

[0023] The second aspect of the present application provides a method for preparing the warming kidney and strengthening essence oil according to the first aspect of the present application, comprising the following steps:

[0024] (1) extracting volatile oils from grape seeds, sweet almonds, astragalus, rehmannia root, chuanxiong, angelica root and cinnamon respectively by supercritical carbon dioxide extraction to obtain grape seed oil, sweet almond oil, astragalus oil, rehmannia root oil, chuanxiong essential oil, angelica root essential oil and cinnamon essential oil;

[0025] (2) extracting volatile oils from motherwort and ginger root by steam distillation to obtain motherwort oil and ginger root oil;

[0026] (3) The grape seed oil, sweet almond oil, astragalus oil, rehmannia root oil, chuanxiong essential oil, angelica essential oil and cinnamon essential oil obtained in step (1), the motherwort oil and ginger root oil, bisabolol, jojoba oil, safflower oil, rose essential oil and vitamin E obtained in step (2) are mixed to obtain the kidney-warming and vitalizing essential oil.

[0027] According to some embodiments of the preparation method described in the present application, in step (1), the extraction temperature of the supercritical carbon dioxide extraction method is 50-60°C, for example, 50°C, 52°C, 55°C, 58°C, 60°C; the pressure is 10-20MPa, for example, 10MPa, 12MPa, 15MPa, 18MPa, 20MPa; the duration is 30-60min, for example, 30min, 35min, 40min, 50min, 55min, 60min.

[0028] According to some embodiments of the preparation method described in the present application, in step (2), the specific steps of the steam distillation method include: adding motherwort and ginger root to a volatile oil extractor containing distilled water, respectively, and extracting for 3-4 hours by steam distillation to obtain motherwort oil and ginger root oil.

[0029] According to some embodiments of the preparation method described in the present application, in step (3), the mixing rotation speed is 3000r / min-5000r / min, for example, 3000r / min, 3500r / min, 3800r / min, 4000r / min, 4500r / min, 5000r / min; the mixing temperature is 50-60℃, for example, 50℃, 52℃, 55℃, 58℃, 60℃; the mixing time is 30-50min, for example, 30min, 35min, 38min, 40min, 45min, 50min.

[0030] The third aspect of the present application provides a use of the warming kidney and consolidating essence oil described in the first aspect of the present application or the warming kidney and consolidating essence oil obtained by the preparation method described in the second aspect of the present application in preventing and treating joint pain.

[0031] The fourth aspect of the present application provides a traditional Chinese medicine for preventing and treating joint pain, comprising the warming kidney and consolidating essence oil described in the first aspect of the present application or the warming kidney and consolidating essence oil obtained by the preparation method described in the second aspect of the present application.

[0032] The beneficial effects of the present application are as follows: the various raw materials contained in the warming kidney and strengthening essence oil described in the present application work synergistically, which is helpful for the body's absorption, and through the adjustment of human body functions, it can effectively inhibit the degree of arthritis lesions, improve the symptoms of arthritis, and enhance the body's immunity. It can also be used to treat various diseases related to arthritis. DETAILED DESCRIPTION

[0033] In order to make the technical problems, technical solutions and beneficial effects to be solved by the present application more clearly understood, the present application is further described in detail below in conjunction with the embodiments. It should be understood that the specific embodiments described herein are only used to explain the present application and are not used to limit the present application.

[0034] In this application, the term "and / or" describes the association relationship of associated objects, indicating that there may be three relationships. For example, A and / or B can mean: A exists alone, A and B exist at the same time, and B exists alone. A and B can be singular or plural. The character " / " generally indicates that the associated objects are in an "or" relationship.

[0035] In this application, "at least one" means one or more, and "plurality" means two or more. "At least one of the following" or similar expressions refers to any combination of these items, including any combination of single items or plural items. For example, "at least one of a, b, or c", or "at least one of a, b, and c" can all mean: a, b, c, ab (i.e., a and b), ac, bc, or abc, where a, b, c can be single or multiple, respectively.

[0036] It should be understood that in the various embodiments of the present application, the size of the serial numbers of the above-mentioned processes does not mean the order of execution, some or all of the steps can be executed in parallel or sequentially, and the execution order of each process should be determined by its function and internal logic, and should not constitute any limitation on the implementation process of the embodiments of the present application.

[0037] The terms used in the embodiments of the present application are only for the purpose of describing specific embodiments, and are not intended to limit the present application. The singular forms "a", "said" and "the" used in the embodiments of the present application and the appended claims are also intended to include plural forms, unless the context clearly indicates other meanings.

[0038] The weight of the relevant components mentioned in the embodiment description of the present application can not only refer to the specific content of each component, but also represent the proportional relationship between the weights of the components. Therefore, as long as the content of the relevant components is proportionally enlarged or reduced according to the embodiment description of the present application, it is within the scope disclosed in the embodiment description of the present application. Specifically, the mass described in the embodiment description of the present application can be a mass unit known in the chemical industry such as μg, mg, g, kg, etc.

[0039] Example 1

[0040] A kidney-warming and vital energy-strengthening essential oil comprises the following raw materials in parts by weight: 40 g of grape seed oil, 10 g of sweet almond oil, 0.1 g of bisabolol, 20 g of jojoba oil, 0.2 g of motherwort oil, 0.8 g of safflower oil, 0.2 g of astragalus oil, 0.1 g of rehmannia root oil, 1 g of rose essential oil, 0.08 g of chuanxiong essential oil, 0.1 g of angelica essential oil, 0.5 g of cinnamon essential oil, 0.5 g of ginger root oil and 0.8 g of vitamin E.

[0041] The preparation method of the warming kidney and strengthening essence oil described in Example 1 comprises the following steps:

[0042] (1) Extracting volatile oils from grape seeds, sweet almonds, astragalus, Rehmannia root, Chuanxiong, Chinese angelica and cinnamon respectively by supercritical carbon dioxide extraction, wherein the extraction temperature of the supercritical carbon dioxide extraction is 50° C., the pressure is 10 MPa, and the extraction time is 60 min, to obtain grape seed oil, sweet almond oil, astragalus oil, Rehmannia root oil, Chuanxiong essential oil, Chinese angelica essential oil and cinnamon essential oil;

[0043] (2) respectively adding motherwort and ginger root into a volatile oil extractor containing distilled water, and extracting by steam distillation for 3 hours to obtain motherwort oil and ginger root oil;

[0044] (3) The grape seed oil, sweet almond oil, astragalus oil, rehmannia root oil, chuanxiong essential oil, angelica essential oil and cinnamon essential oil obtained in step (1), the motherwort oil and ginger root oil, bisabolol, jojoba oil, safflower oil, rose essential oil and vitamin E obtained in step (2) are mixed at a speed of 3000 r / min and a temperature of 50° C. for 50 min to obtain the warming kidney and strengthening essence essential oil.

[0045] Example 2

[0046] A kidney-warming and vital energy-strengthening essential oil comprises the following raw materials in parts by weight: 43 g of grape seed oil, 15 g of sweet almond oil, 0.15 g of bisabolol, 22 g of jojoba oil, 0.3 g of motherwort oil, 0.9 g of safflower oil, 0.3 g of astragalus oil, 0.1 g of rehmannia root oil, 1.2 g of rose essential oil, 0.09 g of chuanxiong essential oil, 0.12 g of angelica essential oil, 0.8 g of cinnamon essential oil, 0.6 g of ginger root oil and 0.9 g of vitamin E.

[0047] The preparation method of the warming kidney and strengthening essence oil described in Example 2 comprises the following steps:

[0048] (1) Extracting volatile oils from grape seeds, sweet almonds, astragalus, Rehmannia root, Chuanxiong, Chinese angelica and cinnamon respectively by supercritical carbon dioxide extraction, wherein the extraction temperature of the supercritical carbon dioxide extraction is 55° C., the pressure is 12 MPa, and the extraction time is 45 min, to obtain grape seed oil, sweet almond oil, astragalus oil, Rehmannia root oil, Chuanxiong essential oil, Chinese angelica essential oil and cinnamon essential oil;

[0049] (2) respectively adding motherwort and ginger root into a volatile oil extractor containing distilled water, and extracting by steam distillation for 3 hours to obtain motherwort oil and ginger root oil;

[0050] (3) The grape seed oil, sweet almond oil, astragalus oil, rehmannia root oil, chuanxiong essential oil, angelica essential oil and cinnamon essential oil obtained in step (1), the motherwort oil and ginger root oil obtained in step (2), bisabolol, jojoba oil, safflower oil, rose essential oil and vitamin E are mixed at a speed of 3000 r / min and a temperature of 55° C. for 40 minutes to obtain the warming kidney and consolidating essence oil.

[0051] Example 3

[0052] A kidney-warming and vital energy-strengthening essential oil comprises the following raw materials in parts by weight: 50 g of grape seed oil, 20 g of sweet almond oil, 0.2 g of bisabolol, 23 g of jojoba oil, 0.5 g of motherwort oil, 1.0 g of safflower oil, 0.3 g of astragalus oil, 0.2 g of rehmannia root oil, 1.2 g of rose essential oil, 0.1 g of chuanxiong essential oil, 0.2 g of angelica essential oil, 0.8 g of cinnamon essential oil, 0.6 g of ginger root oil and 1.0 g of vitamin E.

[0053] The preparation method of the warming kidney and strengthening essence oil described in Example 3 comprises the following steps:

[0054] (1) Extracting volatile oils from grape seeds, sweet almonds, astragalus, Rehmannia root, Chuanxiong, Chinese angelica and cinnamon respectively by supercritical carbon dioxide extraction, wherein the extraction temperature of the supercritical carbon dioxide extraction is 58° C., the pressure is 15 MPa, and the extraction time is 40 min, to obtain grape seed oil, sweet almond oil, astragalus oil, Rehmannia root oil, Chuanxiong essential oil, Chinese angelica essential oil and cinnamon essential oil;

[0055] (2) respectively adding motherwort and ginger root into a volatile oil extractor containing distilled water, and extracting by steam distillation for 3 hours to obtain motherwort oil and ginger root oil;

[0056] (3) The grape seed oil, sweet almond oil, astragalus oil, rehmannia root oil, chuanxiong essential oil, angelica essential oil and cinnamon essential oil obtained in step (1), the motherwort oil and ginger root oil, bisabolol, jojoba oil, safflower oil, rose essential oil and vitamin E obtained in step (2) are mixed at a speed of 4000 r / min and a temperature of 58° C. for 40 minutes to obtain the warming kidney and consolidating essence oil.

[0057] Example 4

[0058] A kidney-warming and vital energy-strengthening essential oil comprises the following raw materials in parts by weight: 58 g of grape seed oil, 25 g of sweet almond oil, 0.28 g of bisabolol, 24 g of jojoba oil, 0.6 g of motherwort oil, 1.1 g of safflower oil, 0.4 g of astragalus oil, 0.2 g of rehmannia root oil, 1.6 g of rose essential oil, 0.11 g of chuanxiong essential oil, 0.28 g of angelica essential oil, 1.2 g of cinnamon essential oil, 0.8 g of ginger root oil and 1.1 g of vitamin E.

[0059] The preparation method of the warming kidney and strengthening essence oil described in Example 4 comprises the following steps:

[0060] (1) Extracting volatile oils from grape seeds, sweet almonds, astragalus, Rehmannia root, Chuanxiong, Chinese angelica and cinnamon respectively by supercritical carbon dioxide extraction, wherein the extraction temperature of the supercritical carbon dioxide extraction is 60° C., the pressure is 20 MPa, and the extraction time is 30 min, to obtain grape seed oil, sweet almond oil, astragalus oil, Rehmannia root oil, Chuanxiong essential oil, Chinese angelica essential oil and cinnamon essential oil;

[0061] (2) respectively adding motherwort and ginger root into a volatile oil extractor containing distilled water, and extracting by steam distillation for 3 hours to obtain motherwort oil and ginger root oil;

[0062] (3) The grape seed oil, sweet almond oil, astragalus oil, rehmannia root oil, chuanxiong essential oil, angelica essential oil and cinnamon essential oil obtained in step (1), the motherwort oil and ginger root oil, bisabolol, jojoba oil, safflower oil, rose essential oil and vitamin E obtained in step (2) are mixed at a speed of 5000 r / min and a temperature of 60° C. for 30 minutes to obtain the warming kidney and consolidating essence oil.

[0063] Study on the effect of the warming kidney and strengthening essence oil described in Example 1 of the present application:

[0064] Usage Example 1: Chang, female, from Shanghai, suffers from chronic low back pain accompanied by fear of cold, back soreness and fatigue. She often wakes up at 2-3 am and has difficulty falling asleep after waking up. Since June 2023, she has asked her family to use the warming kidney and strengthening essence oil described in this application to massage the Shenshu, Xinshu, Mingmen, Yaoyangguan and other acupoints every day before going to bed. At present, her low back pain, fear of cold, back soreness and fatigue have improved significantly compared to before, and her sleep quality has improved compared to before.

[0065] Usage Example 2: Mr. Wang, male, from Shanghai, works in the basement all year round. He is usually afraid of cold and painful in the knee joints and needs to wear knee protectors all year round. Since August 2023, he has used the warming kidney and strengthening essence oil described in this application to massage the Zusanli, inner and outer knee joints, Yanglingquan, Xuehai, Liangqiu and other acupoints every day. After 2 weeks of treatment, the knee pain and fear of cold have improved, and he no longer needs to use knee protectors to keep warm.

[0066] Usage Example 3: Mr. Wang, male, from Shanghai, developed bilateral soles of the feet with chills and pain for no apparent reason. No clear diagnosis was made after Western medical examination. Since December 2023, he has used the warming kidney and strengthening essence oil described in this application to massage Yongquan acupoint, Yanglingquan acupoint and other acupoints every day. After one week, he has no discomfort in the soles of his feet.

[0067] The above description is only a preferred embodiment of the present application and is not intended to limit the present application. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present application should be included in the protection scope of the present application.

Claims

1. A kidney-warming and vitalizing essential oil, characterized in that: The invention comprises the following raw material components: grape seed oil, sweet almond oil, bisabolol, jojoba oil, motherwort oil, safflower oil, astragalus oil, rehmannia root oil, rose essential oil, chuanxiong essential oil, angelica essential oil, cinnamon essential oil, ginger root oil and vitamin E.

2. The warming kidney and strengthening essence oil according to claim 1, characterized in that The invention comprises the following raw materials in parts by weight: 40-60 parts of grape seed oil, 10-30 parts of sweet almond oil, 0.1-0.3 parts of bisabolol, 20-25 parts of jojoba oil, 0.2-0.8 parts of motherwort oil, 0.8-1.2 parts of safflower oil, 0.2-0.5 parts of astragalus oil, 0.1-0.3 parts of rehmannia root oil, 1-2 parts of rose essential oil, 0.08-0.12 parts of chuanxiong essential oil, 0.1-0.3 parts of angelica essential oil, 0.5-1.5 parts of cinnamon essential oil, 0.5-1.0 parts of ginger root oil and 0.8-1.2 parts of vitamin E.

3. The warming kidney and strengthening essence oil according to claim 1, characterized in that The invention comprises the following raw materials in parts by weight: 43-58 parts of grape seed oil, 15-25 parts of sweet almond oil, 0.15-0.28 parts of bisabolol, 22-24 parts of jojoba oil, 0.3-0.6 parts of motherwort oil, 0.9-1.1 parts of safflower oil, 0.3-0.4 parts of astragalus oil, 0.1-0.2 parts of rehmannia root oil, 1.2-1.6 parts of rose essential oil, 0.09-0.11 parts of chuanxiong essential oil, 0.12-0.28 parts of angelica essential oil, 0.8-1.2 parts of cinnamon essential oil, 0.6-0.8 parts of ginger root oil and 0.9-1.1 parts of vitamin E.

4. The warming kidney and strengthening essence oil according to claim 1, characterized in that The invention comprises the following raw materials in parts by weight: 50 parts of grape seed oil, 20 parts of sweet almond oil, 0.2 parts of bisabolol, 23 parts of jojoba oil, 0.5 parts of motherwort oil, 1.0 parts of safflower oil, 0.3 parts of astragalus oil, 0.2 parts of rehmannia root oil, 1.2 parts of rose essential oil, 0.1 parts of chuanxiong essential oil, 0.2 parts of angelica essential oil, 0.8 parts of cinnamon essential oil, 0.6 parts of ginger root oil and 1.0 parts of vitamin E.

5. The method for preparing the warming kidney and strengthening essence oil according to any one of claims 1 to 4, characterized in that: The following steps are involved: (1) extracting volatile oils from grape seeds, sweet almonds, astragalus, rehmannia root, chuanxiong, angelica root and cinnamon respectively by supercritical carbon dioxide extraction to obtain grape seed oil, sweet almond oil, astragalus oil, rehmannia root oil, chuanxiong essential oil, angelica root essential oil and cinnamon essential oil; (2) extracting volatile oils from motherwort and ginger root by steam distillation to obtain motherwort oil and ginger root oil; (3) The grape seed oil, sweet almond oil, astragalus oil, rehmannia root oil, chuanxiong essential oil, angelica essential oil and cinnamon essential oil obtained in step (1), the motherwort oil and ginger root oil, bisabolol, jojoba oil, safflower oil, rose essential oil and vitamin E obtained in step (2) are mixed to obtain the kidney-warming and vitalizing essential oil.

6. The preparation method according to claim 5, characterized in that: In step (1), the extraction temperature of the carbon dioxide supercritical extraction method is 50-60°C, the pressure is 10-20MPa, and the duration is 30-60min.

7. The preparation method according to claim 5, characterized in that: In step (2), the specific steps of the steam distillation method include: adding motherwort and ginger root into a volatile oil extractor containing distilled water respectively, extracting by steam distillation for 3-4 hours, and obtaining motherwort oil and ginger root oil.

8. The preparation method according to claim 5, characterized in that: In step (3), the mixing speed is 3000r / min-5000r / min, the mixing temperature is 50-60°C, and the mixing time is 30-50min.

9. Use of the warming kidney and consolidating essence oil according to any one of claims 1 to 4 or the warming kidney and consolidating essence oil obtained by the preparation method according to any one of claims 5 to 8 in preventing and treating joint pain.

10. A Chinese medicine for preventing and treating joint pain, characterized in that: The invention comprises the warming kidney and consolidating essence oil as described in any one of claims 1 to 4 or the warming kidney and consolidating essence oil obtained by the preparation method as described in any one of claims 5 to 8.