防風通聖散とは？期待できる効果・正しい飲み方・副作用をわかりやすく

Many people suffer from problems such as being unable to lose weight, having a sluggish digestive system, feeling bloated, and feeling heavy after eating even if they have only eaten a small amount. 

While easy diets and over-the-counter medications may provide temporary relief, they often don’t last, leading some people to seek methods that “improve their health from the inside out” rather than simply “suppressing symptoms.”

One option that has been frequently discussed in recent years is the herbal medicine ” Bofu Tsusho San .” It is often used to improve digestion and metabolism, and to regulate the overall balance of the body. Rather than being a quick way to lose weight, it is considered an approach that improves the body’s constitution from within. 

While interest is growing, some people are confused by the gap between expectations and reality. Some people feel lighter and have improved bowel movements within a few weeks, while others don’t feel much change even after continuing for a while. 

This raises questions such as “What is actually happening inside the body?”, “Why do results differ from person to person?”, and “Is there a correct way to take it?”. If you are considering trying Bofu Tsusho San, it is important to understand its mechanism and what you can expect beforehand. 

This article clearly explains the main functions of Bofu Tsusho San, how it affects the body, the basic way to take it, and key points for using it safely and effectively.

What is Bofu Tsusho San? How does it work?

Bofu Tsusho San is a formula originating from traditional Chinese medicine and is now widely used as a herbal medicine in Japan.

According to medical information, it is often used primarily for conditions such as obesity, metabolic imbalances, and constipation. It is made by combining multiple plant-derived ingredients and is characterized by its ability to simultaneously address multiple functions, such as digestion, metabolism, and water metabolism, rather than targeting just one symptom. 

This prescription is often used for people who tend to have the following characteristics.

• I tend to gain weight easily
• I tend to gain fat around my stomach.
• Constipation or slow digestion
• I feel bloated and my body feels heavy.
• I tend to get swollen.

How Bofu Tsusho San works

Bofu Tsusho San is thought to work by gently supporting the body’s inherent functions rather than causing sudden changes. It’s not just a one-way action, but rather a gradual process of balancing multiple systems by subtly engaging with them. 

It is believed to support the function of the digestive system, promoting bowel movements and creating a state where waste products can be smoothly eliminated. Therefore, people who are prone to constipation and feel heavy may find themselves feeling lighter over time. 

It also affects metabolism, helping the body to use energy more easily and to process accumulated fat more efficiently. Of course, this assumes that your daily lifestyle habits are in order. 

It is also believed to be involved in the elimination of excess fluid, which may result in a feeling of tightness and swelling being relieved, making the body feel lighter. 

These changes appear gradually and progress in an interconnected manner. Therefore, some people may experience noticeable changes immediately, while others may take longer. Because each person has a different constitution, lifestyle, and overall physical condition, the way the effects manifest also varies from person to person.

Main herbal ingredients of Bofu Tsusho San

Bofu Tsusho San contains approximately 18 kinds of herbal medicines, each playing a role in supporting the body as a whole. It is a combination of ingredients that promote digestion, support metabolism, and eliminate bloating and excess fluid, and is designed to regulate the body’s overall function rather than focusing on just one symptom.

1. Ephedra (mahuang) is believed to improve blood circulation, promote sweating, release excess heat from the body, and support metabolic activity.
   
2. Gardenia fruit (Sanshishi) is believed to have a cooling effect on the body and has been used to soothe internal heat and mild inflammation.
   
3. Rhubarb (Daio) is a key herbal medicine that supports the digestive system and is believed to promote bowel movements and improve constipation. This is one of the changes that users often notice first.
   
4. Licorice (Kanzo) is a crude drug used as a regulator in many traditional Chinese medicine prescriptions. It is believed to soothe the digestive tract and alleviate irritation caused by other stronger crude drugs.
   
5. Ginger is often used to warm the body and aid digestion. It is expected to relieve bloating and support bowel function.
   
6. Scutellaria baicalensis (Ogon) is traditionally believed to reduce inflammation, aid in detoxification, and play a role in regulating the body’s balance.
   
7. Peony works to regulate blood flow and muscle stiffness, and is used to alleviate discomfort associated with tension and inflammation.
   
8. Angelica root (Toki) is often used, especially to promote blood circulation, and is a commonly used herbal medicine in traditional medicine.
   
9. Atractylodes macrocephala is believed to support gastrointestinal function and water metabolism, and is thought to help reduce bloating and swelling.
   
10. Platycodon grandiflorus (Kikyo) is believed to help with the respiratory system and the circulation of fluids in the body, and to work in the direction of expelling excess phlegm and fluids.
    
11. Forsythia is a herbal medicine that has been used to cool the body’s heat and aid in detoxification, and is considered to act as a regulator when the body is under strain.
    
12. Schizonepeta (Keigai) is believed to regulate mild inflammation that appears on the surface and help restore overall balance.
    
13. It is one of the main herbal medicines from which the name of the Bofu prescription originates. It is used to improve circulation in the body and eliminate disturbances that are described as “wind.”
    
14. Talc is a mineral component that is believed to help with the excretion of excess fluid and reduce swelling and edema.
    
15. Plaster is used to cool down heat trapped in the body and to regulate the feeling of heat, especially in people who are prone to overheating.
    
16. Peppermint (hakka) is a herbal medicine that provides a cooling sensation and is believed to support digestion and blood circulation.
    
17. Ligusticum chuanxiong is known for its ability to improve blood circulation and is expected to play a role in supporting metabolic processes throughout the body.
    
18. Glauber’s salt is a mineral component that promotes bowel movements and supports the body’s detoxification pathways, and in some people, it may cause changes similar to a laxative effect.
    

Main effects of Bofu Tsusho San

Many people expect immediate results from Bofu Tsusho San, such as “losing weight right away” or “seeing clear changes in numbers,” but in reality, it primarily works by gradually regulating the body’s internal functions. Rather than producing a single result in a short period, it’s more about gradually improving multiple functions over time.

Here’s a summary of some of the main functions.

Support for fat metabolism

• It works to make accumulated fat easier to use over time.
• It doesn’t burn fat instantly, but rather supports energy utilization in a natural way.
• When combined with a balanced diet and healthy lifestyle, it can be helpful in weight management.
• The process is fundamentally gradual and largely depends on consistency and how you live your daily life.

Improvement of bowel movements

• It helps to smooth digestion and bowel movements.
• This promotes easier bowel movements and helps prevent the accumulation of waste products.
• This may help alleviate abdominal heaviness, fullness, and uncomfortable bloating.
• Some people notice this change relatively quickly, while others take longer.

Relief of fluid retention

• It works to facilitate the elimination of excess water from the body.
• It is expected to alleviate swelling and tightness in the abdomen and legs.
• You may find that your body is less prone to swelling and you feel lighter overall.
• This product tends to be particularly suitable for people who are prone to retaining moisture and who easily experience tightness in clothing.

Support for overall body balance

• It works to restore balance to the body’s internal systems.
• It can help support blood circulation and body temperature regulation, and may improve overall circulation.
• It can help alleviate mild discomfort such as swelling and heaviness.
• A prescription aimed not only at treating specific symptoms, but also at regulating the overall function of the entire body.

How to take Bofu Tsusho San correctly

This section outlines the basic methods for safely and appropriately using Bofu-tsusho-san. Following the timing and method of administration can potentially affect how the body absorbs and responds to the medicine.

Timing of drinking

• Before meals: Approximately 30 minutes before eating.
• Between meals: About 2-3 hours after a meal.

It is believed that taking herbal medicine on an empty stomach allows the body to absorb its components more easily, and many instructions recommend taking it before or between meals. However, it may be taken after meals depending on the situation, and this is generally not considered a major problem. In that case, absorption tends to be slightly slower. 

Number of doses

It is generally recommended to take it two to three times a day. 

The specific number of doses and amount per dose should be determined by following the instructions on the product packaging or your doctor’s advice.

How to drink

• Take with water or lukewarm water.
• If it’s in granule or tablet form, swallow it completely.
• Avoid drinking it with milk, tea, coffee, juice, etc., as these beverages may affect the absorption of the ingredients.

 

Recently, some people check the differences between products and their ingredients on online drugstores and pharmacies , but it is essential to always follow the instructions in the package insert or from a healthcare professional regarding the actual method of use and dosage. 

Who is Bofu Tsusho San suitable for?

Bofu Tsusho San is said to be suitable for people who often feel heavy, bloated, or sluggish inside their bodies. 

Specifically, this applies to people who often feel uncomfortable after eating even a standard amount of food, those who tend to accumulate fat around their abdomen, those who are prone to constipation, and those who are prone to swelling and feel bloated. These signs may indicate that digestion or fluid circulation is not working properly.

It is also sometimes used for people who feel they have a slow metabolism or that their food and energy are not being processed properly. Traditionally, it is mainly intended for people with a relatively robust build and a tendency for slow digestion, and is not considered suitable for people who are already quite thin or who naturally have a high metabolism.

People who should avoid Bofu Tsusho San

Even though it is a traditional Chinese medicine, Bofu Tsusho San is not suitable for everyone. 

This product may not be suitable for people with naturally weak digestive systems, those prone to diarrhea, or those who are very underweight. Some of the herbal ingredients it contains can increase bowel movements, and if taken by such individuals, it may excessively stimulate digestion, potentially leading to discomfort.

Furthermore, particular caution is needed if you have liver dysfunction, uncontrolled high blood pressure, or are taking multiple medications. This is because some ingredients may affect fluid balance and the functions of the heart and blood pressure. Pregnant and breastfeeding women should also avoid taking this medication on their own and should always consult a specialist doctor.

Side effects of Bofu Tsusho San

While it’s often assumed that herbal medicines are “natural and therefore safe” and “have no side effects,” this isn’t always the case. Like other medications, Bofu-tsusho-san can cause reactions if it doesn’t suit your constitution or if it’s used without proper guidance.

While most cases are considered mild, it’s important to be aware of the potential changes that can occur.

Common side effects

• Loose stools, mild diarrhea
• Abdominal discomfort or bloating
• Nausea, mild dizziness

It is thought that the main cause is herbal medicines that stimulate the digestive tract, such as rhubarb. In many cases, the symptoms subside as the body gets used to it, but if the symptoms persist, it is necessary to seek treatment rather than leaving it untreated.

Rare side effects

In a very small number of people, the following symptoms may occur:

• Rash and itching
• A feeling of palpitations, anxiety, or restlessness
• Increased frequency and volume of urination

While not frequent, this could be a sign that your body is not responding well to the prescribed medication. If these symptoms persist, it is important to consult a doctor as soon as possible to get the appropriate diagnosis.

Tips for using Bofu Tsusho San more effectively

• It’s important to drink it consistently every day. If you drink it inconsistently, you’re less likely to see the desired results.
• Keep your meals as simple and regular as possible to help maintain good health.
• Incorporate light exercise (such as walking) to keep your body in a state where it can easily respond to changes.
• Don’t expect rapid weight loss in a short period. Changes should appear slowly.
• Pay attention to your body’s sensations, and if unpleasant symptoms persist, consider stopping without forcing yourself.
• Do not use multiple supplements or health foods on your own without consulting a professional. Consult a specialist if necessary.

Can Bofu Tsusho San be used for weight loss ? How to take it and precautions.

While Bofu Tsusho San is sometimes attracting attention for its weight-loss properties, it’s essential to follow the prescribed dosage and instructions when taking it; there are no special ways to take it. 

You should avoid taking the supplement in any way that differs from the usual, such as increasing the dosage on your own in the hope of weight loss. 

summary

Bofu Tsusho San is not a fast-acting diet pill, but rather a traditional Chinese medicine formula that works slowly from within the body.

It’s generally believed that internal adjustments, such as changes in bowel movements and digestion, and a reduction in bloating, occur first, and visible changes often appear afterward. Therefore, expecting dramatic changes in a short period of time may lead to disappointment due to the gap between expectations and reality.

On the other hand, by combining proper drinking habits with a manageable review of lifestyle, it may be possible to gradually restore overall balance to the body. 

Since the effects and speed vary greatly from person to person, it’s important to observe your body’s reactions carefully and continue without rushing. 

FAQ

Q1. Is Bofu Tsusho San really effective for weight loss ?

A. While Bofu-tsusho-san may indirectly support weight management by regulating metabolism and digestion, it does not guarantee weight loss.

Q2. When is the best time to take Bofu-tsusho-san?

A. Generally, absorption is better on an empty stomach, so we recommend taking it before or between meals.

Q3. Is it okay to take Bofu-tsusho-san after a meal?

A. It is possible to take it after a meal, but the absorption rate may be slightly slower compared to taking it on an empty stomach.

Q4. How long does it take for Bofu-tsusho-san to take effect ?

A. Some people may notice changes such as bowel movements relatively quickly, but it may take several weeks for changes in body shape or other external appearances to become apparent.

Q5. Is it okay to drink it every day?

A. While it is generally assumed that the medication should be taken daily as directed, long-term continuation should be decided under the supervision of a medical professional.

Q6. Why is Bofu-tsusho-san ineffective for some people?

A. The effects of Bofu Tsusho San depend greatly on individual constitution, lifestyle, and how consistently it is taken. If these factors are not suitable, the expected changes may not be seen.

References

Uneda K, Kawai Y, Yamada T, et al. Japanese traditional Kampo medicine bofutsushosan improves body mass index in participants with obesity: a systematic review and meta-analysis. PLoS One. 2022;17(4):e0266917. Available from: https://pubmed.ncbi.nlm.nih.gov/35417488/

Pharmaceuticals and Medical Devices Agency (PMDA). Bofutsushosan extract granules safety and indications (Japan). Available from: https://www.pmda.go.jp/files/000222748.pdf

Tsumura & Co. Tsumura Kampo Bofutsushosan Extract Granules product information. Available from: https://www.tsumura.co.jp/english/brand/products/kampo/062.html

Kusuri-no-Shiori (Drug Information Sheet). Tsumura Bofutsushosan Extract Granules for Ethical Use. Available from: https://www.rad-ar.or.jp/siori/english/search/result?n=37248

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