Reviewed by최연승대표원장
How do the side effects of herbal weight loss medicine differ from conventional medications like Saxenda?
Conventional drugs suppress appetite strongly for rapid results but often cause systemic reactions like nausea or insomnia. Conversely, herbal medicine aids weight loss by boosting metabolism, which may initially cause palpitations or dry mouth. Having experienced dizziness myself from over-ambitious dieting during my studies, I understand your concerns. The key is not which is 'better,' but identifying your body's sensitivity to determine the right prescription and dosage adjustment.
Conventional weight loss medications typically act directly on the brain's satiety center or regulate hormones to rapidly suppress appetite. However, this process can be accompanied by gastrointestinal distress or severe lethargy. In contrast, Traditional Korean Medicine (TKM) focuses on increasing metabolic efficiency by removing 'Dam-eum' (phlegm-fluid/accumulated waste) and 'Eo-hyeol' (blood stasis/stagnant blood), rather than simply forcing starvation.
Symptoms such as palpitations or insomnia when taking herbal medicine are often transitional reactions occurring as the body's 'engine' suddenly accelerates. Those with 'Bi-heo' (Spleen deficiency/impaired digestive function) may find the medicine feels 'heavy' or experience stomach discomfort. From my own past mistakes, I've learned that a stronger dose is not always a better one.
| Category | Conventional Medication | TKM Herbal Diet |
| :--- | :--- | :--- |
| Primary Mechanism | Appetite suppression & hormone regulation | Metabolic activation & waste elimination |
| Common Reactions | Nausea, vomiting, insomnia | Dry mouth, palpitations, sweating |
| Physical Impact | Systemic inhibitory response | Constitution-based metabolic regulation |
| Approach | Component-based standardized prescription | Patient-centered individualized prescription |
| Focus | Rapid appetite control | Constitutional improvement & circulation promotion |
Ultimately, side effects occur when the medication does not align with your body's specific needs. Therefore, I prefer a method of gradually adjusting the dosage through thorough communication with the patient. The safest approach is to discuss your specific concerns together before deciding on a treatment plan.