Zinc side effects you may not know

06.06.23 76

Zinc is an extremely important mineral for the development of the human body. You can supplement zinc in nutritional foods in your daily meals or through functional foods to improve health and avoid immune system disorders. However, you also need to control the amount of zinc you consume, too much supplementation will cause problems Zinc zinc side effects, leading to life-threatening.

1. Too much zinc supplementation leads to side effects

Zinc is a micronutrient present in nature, although it accounts for a small percentage, it is very important for human health.

Normally, zinc cannot be synthesized by the body, but must be supplemented through foods and drugs outside. This mineral brings many important effects such as:

  • Improve immune system.
  • Increases wound healing.
  • Helps treat acne.
  • Prevent osteoporosis, especially in the elderly.
  • Support to improve macular degeneration for the elderly.
  • Develop and improve the nervous system.
  • Regulate endocrine function in the human body.

However, in case you supplement with excess zinc will cause damage to the body and cause serious diseases if not detected in time. When supplementing with a tolerance level of 40mg/day for a relatively long time, it will cause a bad condition, affecting health with manifestations: cough, feeling cold in the body, or other symptoms such as nausea , dyspnoea, malabsorption, digestive disorders, impaired T-cell function, etc.

2. What are the side effects of zinc zinc you may experience?

2.1 Nausea

When patients use zinc overdose up to 225mg / day will cause vomiting. Although vomiting will help eliminate zinc in the fastest way, this is not the optimal method because it will cause complications later. When too much zinc is tolerated in the body, you should immediately go to the nearest medical facility for timely medical examination and treatment.


2.2 Abdominal pain, diarrhea

Zinc side effects It also causes users to experience digestive problems such as abdominal pain, diarrhea or worse, constipation. This is the most common phenomenon when you experience intestinal irritation and gastrointestinal bleeding from an overdose of zinc. Not only that, the concentration of zinc provided in excess of 20% in the body also damages and corrodes the digestive system on a large scale.

2.3 Changes in taste, loss of appetite

One of the side effects of zinc Not to mention the lack of appetite, they greatly affect your taste problems. You always feel bitter when you eat or feel like you are chewing metal in your mouth when taking long-term zinc supplements, too much.

2.4 Risk of prostate cancer

Long-term use of zinc as a functional food can greatly affect the prostate gland, creating carcinogens in this part. Scientists at the Center Memorial Sloan-Kettering Cancer conducted an experiment involving 4,700 men over 14 years with the conclusion that regular zinc use, over a long period of time, would accelerate the progression of prostate cancer in men. .


2.5 Reduced copper absorption

Copper deficiency is a common symptom in people who consume too much zinc over a long period of time. Because according to research, copper and zinc are two opposite substances, competing in providing energy for body activities and being absorbed through the human small intestine. Zinc and copper conflict with each other to form protein binding, however, if zinc exceeds the allowable dose (about 40mg/day) it will overwhelm copper, weakening the binding ability of copper so the absorption of substances This in the body also becomes more difficult.

2.6 Limiting the functioning of the immune system

The immune system and zinc are closely related because zinc is a micronutrient that works for the normal development of innate immune cells in the body. Without zinc, our immune system will function poorly and cause intestinal infections and a number of external manifestations such as dermatitis, acne, pustules, …

Thus, no matter how you supplement with zinc, you should pay attention to the dosage used to reduce the condition due to the side effects of zinc. cause. Hopefully, the above article of Solife will help you to prevent diseases caused by excess or deficiency of zinc.

Trần Hoàng Uyên (Senior Manager Pharmaceutical company) là chuyên gia cấp cao với nhiều năm kinh nghiệm trong lĩnh vực dược phẩm. Tốt nghiệp cử nhân chuyên ngành Quản lý dược I tại Trường Đại học Y dược TP. Hồ Chí Minh và hiện đang công tác tại công ty dược phẩm. Với hơn 10 năm kinh nghiệm làm việc trong ngành dược, chị Hoàng Uyên là chuyên gia cộng tác tham vấn y khoa cho danh mục blog cũng như các nội dung liên quan trên Solife. (Tran Hoang Uyen (Senior Manager Pharmaceutical company) is a senior specialist with many years of experience in the Pharmaceutical field. She graduated Bachelor of Pharmacy Management I at the University of Medicine and Pharmacy at Ho Chi Minh City and is currently working for a pharmaceutical company. With more than 10 years of experience working in the pharmaceutical industry, Ms. Hoang Uyen is a medical consultant collaborator for content on Solife's website.)