The Food and Drug Administration (FDA) is one of the executive agencies established by the U.S. government in the Department of Health and Human Services (DHHS) and the Department of Public Health (PHS). As a scientific regulator, FDA's responsibility is to ensure that food, cosmetics, medicines, biological agents, and medical care are produced or imported in the United States.

Safety of equipment and radiation products. It was one of the earliest federal agencies whose main function was to protect consumers.

This institution is closely related to the lives of every American citizen. Internationally, FDA is recognized as one of the largest food and drug regulatory agencies in the world. Many other countries promote and monitor the safety of their products by seeking and receiving FDA assistance.

The Food and Drug Administration (FDA) is in charge of the supervision and inspection of food, drugs (including veterinary drugs), medical devices, food additives, cosmetics, animal food and drugs, wine and beverages with alcohol content less than 7%, and electronic products. It also includes cosmetics, radiated products, combination products and personal health and safety. Related electronic and medical products. Testing, testing and certification of ionic and non-ionic radiation impacts on human health and safety during the use or consumption of products. According to the regulations, the above products can only be sold on the market after they have been certified safe by FDA inspection. FDA has the right to inspect manufacturers and to prosecute offenders. According to the different product scope of supervision, it can be divided into the following major regulatory bodies:

1. Center for Food Safety and Practical Nutrition (CFSAN):

The center is the FDA's largest workload department. It is responsible for food safety throughout the United States except meat, poultry and eggs under the jurisdiction of the United States Department of Agriculture. Although the United States has the safest food supply in the world, about 76 million foodborne diseases occur every year, 325,000 people need hospitalization for foodborne diseases and about 5,000 people die from foodborne diseases. The Center for Food Safety and Nutrition is committed to reducing foodborne diseases and promoting food safety. And promote various plans, such as the promotion and implementation of HACCP plan.

Its functions include: ensuring the safety of substances and pigments added to food; ensuring the safety of food and ingredients developed through biotechnology; managing activities related to the correct identification of foods (such as ingredients, nutritional health statements) and cosmetics; and formulating policies and regulations to regulate dietary supplements. Infant food formula and medical food; ensure the safety of cosmetic ingredients and products, ensure correct labeling; supervise and regulate the after-sales behavior of the food industry; conduct consumer education and behavior development; cooperate with state and local governments; coordinate international food standards and safety, etc.

2. Drug Evaluation and Research Center (CDER):

The centre aims to ensure the safety and effectiveness of prescription and non-prescription drugs, evaluate them before they are marketed, and supervise the sale of more than 10,000 drugs in the market to ensure that products meet the constantly updated highest standards. It also monitors the authenticity of advertisements for drugs on television, radio and publications. Drugs should be strictly monitored to provide consumers with accurate and safe information.

3. Equipment Safety and Radiation Protection Health Center (CDRH):

The center is ensuring the safety and effectiveness of new medical devices. Because more than 20,000 companies around the world produce more than 80,000 kinds of medical devices, ranging from blood sugar monitors to artificial heart valves. These products are closely related to people's lives, so the center also supervises after-sales services nationwide. For radiation-producing products such as microwave ovens, televisions and mobile phones, the center has also established some corresponding safety standards.

4. Center for Biological Product Assessment and Research (CBER):

The centre regulates biological products that prevent and treat diseases and is therefore more complex than synthetic chemicals, which include scientific research on the safety and efficacy of blood, plasma, vaccines, etc.

5. Veterinary Drug Center (CVM)