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Diet Herbal Medicine Side Effects — From Ma Huang Ingredients to Main Symptoms and Coping Methods
Blog August 1, 2026

Diet Herbal Medicine Side Effects — From Ma Huang Ingredients to Main Symptoms and Coping Methods

Dr. Yeonseung Choe
Dr. Yeonseung Choe
Chief Director

Side Effects of Diet Herbal Medicine — From Ephedra Ingredients to Main Symptoms and Coping Methods

Many people consider diet medicine from a Korean medicine clinic but hesitate because of reviews mentioning heart palpitations or insomnia. When I meet patients in the consultation room, the question I hear most often is, "Can I really lose weight without side effects?"

Upper body of a Korean medicine doctor character sitting at a consultation desk with a benevolent smile, listening to a patient's concerns.

Core Causes of Diet Herbal Medicine Side Effects

The most representative cause is often the Ephedra ingredient frequently used in diet herbal medicine. Ephedra increases the basal metabolic rate and affects the autonomic nervous system and hormone secretion to suppress appetite and increase satiety. While it helps with weight loss, the body reacts sensitively if it does not suit the individual's constitution or if the dosage is excessive.

A pie chart showing types of applications for remedy of damages from diet medical services. The proportion of herbal medicine packages is highlighted as the largest at 54.2%.

In particular, as physical metabolic capacity changes with age, reactions to medicine that were fine in the past may change. In a recent case of a columnist, there was an account that they felt nothing when young, but experienced severe heart palpitations upon taking it as they got older. As such, reactions to the same medicine vary greatly depending on an individual's constitution and current health status.

What Symptoms Actually Appear

The most common symptoms are heart palpitations and cold sweats. This is because the body remains in a state of tension as the autonomic nervous system is stimulated. Additionally, some people complain of headaches or vomiting, and in rare cases, serious side effects such as increased liver enzyme levels have been reported.

A table comparing general high-dose prescriptions with Baekrokdam's customized prescriptions. [Uniform Prescription: High risk of side effects] vs [Customized Prescription: Minimized side effects/Maximized effect].

Looking at actual consumer counseling cases reveals the severity. According to data from Future Consumer Action and the 1372 Consumer Counseling Center, herbal medicine packages accounted for the highest proportion at 54.2% among the types of applications for remedy of damages related to diet medical services. In particular, looking at the reasons for application, many people experienced discomfort, with side effects accounting for 40.9% (83 cases).

Baekrokdam Korean Medicine Clinic's Perspective on Prescription

I view diet herbal medicine not as a simple 'weight loss drug,' but as a 'customized prescription' that regulates the metabolic state of my body. Because innate constitution and current metabolic capacity differ from person to person, uniform prescriptions are inevitably risky.

A checklist for choosing safe diet herbal medicine. A clean design with 3 checkboxes arranged side by side.

The precision of herbal medicine lies in targeting. For example, in a study for the treatment of insomnia using Zaoren Anshen capsules, results showed a statistically significant improvement in insomnia of 75%[1] in the intervention group. Just as accurate prescriptions tailored to specific symptoms produce effects, diet medicine must also have its ingredients adjusted according to the patient's current state to reduce side effects and increase weight loss effects. It is more important to find the appropriate limit that the body can endure than to have indiscriminate high-dose prescriptions.

Practical Points to Reduce Side Effects

If you are currently considering diet herbal medicine, please keep these three things in mind.

A Korean medicine doctor character in a warm pose, waving or encouraging. The phrase 'Sustainable Diet' is subtly placed in the background.

First, do not be deceived by low-cost experience advertisements on SNS. There are frequent cases where people are lured by the phrase "9 man won for the first month," but are then made to pay for expensive programs ranging from an average of 370 man won up to a maximum of 990 man won. Look first at how meticulously your constitution is analyzed rather than the price.

Second, please be honest about your underlying diseases and current condition. Those who usually have cardiovascular diseases or severe anxiety symptoms may react more sensitively to Ephedra ingredients. This part must be clearly shared during the consultation for safe dispensing to be possible.

Third, listen to your body's signals while taking the medicine. If anxiety that makes daily life difficult or severe insomnia appears beyond light palpitations, you must stop taking it immediately and consult a Korean medicine doctor to adjust the dosage.

The core of dieting is ultimately 'sustainability.' Rather than pushing the body to lose weight quickly, losing weight at a pace that the body can comfortably accept is the only way to prevent the yo-yo effect.

With the Baekrokdam Gambi-jung tablet program, you can expect healthier and more effective results through meticulous adjustment suited to your constitution. Instead of excessive weight loss, start a diet that cares for your body. When we meet in the consultation room next time, let's discuss your current body condition in more detail.

References

[1] Efficacy and safety of Zaoren Anshen capsules in the treatment of insomnia: A meta-analysis of randomized controlled trials. (Medicine, 2020) — https://pubmed.ncbi.nlm.nih.gov/32028417/


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Dr. Yeonseung Choe

Dr. Yeonseung Choe Chief Director

I have met many patients who came after visiting multiple medical institutions and departments for persistent or recurrent conditions. Symptoms normally handled by different specialties—such as abdominal pain, headaches, palpitations, dizziness, and insomnia—may overlap in one person. Sometimes there is no clear improvement despite taking medication for each symptom, and being unwell gradually becomes part of daily life. In these cases, I look beyond individual diagnoses and examine how the symptoms connect and change together. Asking only about the most uncomfortable symptom today does not reveal the full course. I look at when the body first began to change and what happened after illness, surgery, childbirth, or starting and stopping medication. I also review changes in weight, diet, and sleep, then trace which symptoms improved with previous treatment and which remained. Test results, diagnoses, and the course of previous treatment are important for understanding the current condition. Clinical research in modern Korean medicine, physiological and pathological research in modern medicine, and observations recorded in classical Korean medicine texts offer different perspectives on the same body. Rather than fitting a patient into one perspective, I consider what each can and cannot explain and look for clues that connect symptoms and treatment histories that were previously considered separately.

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