In the USA, which organization regulates the marketing and use of lasers?

The correct answer is the Food and Drug Administration (FDA). The FDA plays a crucial role in regulating the marketing and use of lasers, particularly those that are intended for medical and dental applications. This organization ensures that lasers are safe and effective for their intended use by evaluating and approving devices before they can be marketed to the public. The FDA's regulation covers various aspects, including product labeling, manufacturing practices, and post-market surveillance.

In the context of laser devices, the FDA assesses the potential risks and benefits associated with their use, which helps protect public health. This regulatory framework is vital for maintaining high standards of safety and efficacy in medical and dental laser applications.

While other organizations may be involved in setting guidelines or standards related to lasers in specific fields, such as the American National Standards Institute (ANSI) focusing on safety standards, they do not have the authority to regulate marketing and use in the same comprehensive way that the FDA does. The American Dental Association and the Academy of Laser Dentistry focus primarily on education and advocacy within their respective fields rather than regulatory oversight.