Core Viewpoint - The article highlights the potential health risks associated with excessive consumption of health supplements, particularly those containing estrogen-like substances, which can exacerbate existing health conditions such as breast nodules [2][6][7]. Group 1: Case Study - A 58-year-old woman, referred to as Li Ayi, experienced rapid growth of a previously stable breast nodule after consuming various health supplements, including donkey-hide gelatin and royal jelly, for a month [2][4]. - The breast nodule increased from approximately 5 millimeters to nearly 18 millimeters, indicating a risk of abnormal proliferation or malignancy, leading to surgical intervention [4][6]. Group 2: Medical Insights - Medical professionals note that many health supplements contain natural or estrogen-like components that can stimulate abnormal cell proliferation in breast tissue, particularly in individuals with pre-existing nodules [6][7]. - The formation of breast nodules is influenced by various factors, including genetics, hormonal imbalances, emotional stress, and lifestyle choices [7]. Group 3: Recommendations - For women with known breast nodules, it is advised to adhere to the "three principles": regular check-ups every 6-12 months, cautious consumption of supplements, and maintaining a balanced lifestyle [8]. - It is emphasized that dietary supplementation should be tailored to individual health conditions, and overconsumption can lead to digestive issues and exacerbate existing health problems [10][11].