Although suitable sugar substitutes were found to have much superior dental characteristics than sucrose and glucose, substituting them for sugar to prevent dental cavities is a viable approach. These days, it's typical to hear or see the words "sugar-free," "zero-calorie sweets," or "calorie-free" on billboards. Instead of being used more for tooth health, these zero-calorie sweeteners are becoming more popular due to rising body image awareness and weight loss programs. Manufacturers recommendations for sugar alternatives may be appealing and persuasive, but the public still has many misconceptions and myths about them. The false information that is readily available online could be the cause of this confusion. This review narrates about the common misconceptions about sugar replacements and their use in maintaining oral health.