What is the most reliable source of dietary fluoride?

Question

Quizplus · Accepted Answer

Public water is considered the most reliable source for dietary fluoride as it is fluoridated to a safe and effective level to protect against dental cavities. Dark green vegetables, milk and milk products, and meats and whole-grain cereals contain some amount of fluoride, but the concentration can vary greatly depending on factors such as soil and water quality, animal feed, and processing methods.

What Is the Most Reliable Source of Dietary Fluoride