Are Charcoal Toothpastes Safe? What You Need to Know
Are charcoal toothpastes really the safe and effective whitening fix they appear to be on social media? The short answer is: proceed with caution. While they look trendy and promise dramatic results, the science behind them is weak, and there are some real risks you should understand before making them part of your daily dental routine.
Research shows that no charcoal-based toothpaste has been approved by the American Dental Association (ADA). According to a review published in the Journal of the Michigan Dental Association, “the abrasiveness of charcoal toothpaste poses risks, potentially leading to enamel loss, dentin exposure, and hypersensitivity” (Lemke). What this means is that even if you don’t immediately notice harm, repeated use over time could wear away your protective enamel layer and expose the underlying dentin—leading to sensitivity, discoloration, and a higher risk of cavities.
Another concern is that many charcoal toothpastes do not contain fluoride, which is a key ingredient for preventing decay and remineralizing enamel. Without that protection, your teeth may be more vulnerable. One dental blog notes that while charcoal toothpaste might remove surface stains, “it is not considered a safe product to use for many reasons,” including lack of fluoride and high abrasivity (Juanita Family Dentistry). The issue is not necessarily a single use or trying it once for fun—it’s using it as a regular substitute for your trusted toothpaste.
So what’s the best way to navigate this trend? If you are curious about charcoal toothpaste, talk to your dentist first: explain your goals and ask whether it’s appropriate for your particular teeth, restorations (such as crowns or veneers), or gum health. For everyday use, dentists generally recommend sticking with a fluoride-based toothpaste that carries the ADA Seal of Acceptance and using whitening options or professional treatments under dental supervision. At the same time, good brushing techniques, limiting stain-causing foods and drinks, and regular cleanings still offer the most reliable route to a brighter smile.
At Rabalais Dental Centre, our priority is your long-term oral health—not just short-term cosmetic trends. We can help you evaluate any product, including charcoal-based options, and guide you toward choices that deliver results safely and sustainably.
Sources
Lemke, Kelly DDS, MS. “10-Minute EBD: Charcoal Toothpastes Pose Risks with Few Benefits.” Journal of the Michigan Dental Association. https://commons.ada.org/journalmichigandentalassociation/vol104/iss5/7
Juanita Family Dentistry. “Is Charcoal Toothpaste Safe? Experts Weigh In.” https://juanitafamilydentistry.com/is-charcoal-toothpaste-safe-experts-weigh-in/
