Zinc and magnesium tablets are a kind of health care products, if men are not deficient in such trace elements, it is not recommended to take zinc and magnesium tablets for a long time. Zinc and magnesium tablets are a kind of composite tablets containing zinc ions and magnesium ions, and it is known from “Nutritional Concepts and Arguments” that zinc ions and magnesium ions can play a role in nourishing the heart muscle to improve the quality of sleep, protect the nerves and the brain to improve the immune system, and alleviate the role of muscle fatigue. The body’s demand for zinc ions, magnesium ions within a certain range, not too much, otherwise it will lead to zinc and magnesium ion imbalance, so long-term use of zinc and magnesium tablets may aggravate the burden on the kidneys, the heart, causing renal lesions and cardiac arrhythmia disease, leading to fluid retention of sodium and mild edema and other pathological symptoms manifestations. In addition blindly taking zinc and magnesium tablets for a long period of time may also induce high blood calcium, kidney stones, prostate cancer and other diseases. Therefore, it is not recommended to take zinc and magnesium tablets for a long period of time in non-essential situations. Therefore, zinc and magnesium supplementation must be targeted, the body lacks such substances need to be supplemented, and it is recommended to gradually reduce the amount of disease or symptom relief after discontinuation. To summarize, it is recommended that patients need to use medication to the hospital under the guidance of the doctor, choose the appropriate medication for their own condition and use time, to avoid causing harm to the body.