The short answer is yes! There have been long debates and numerous studies on this subject. According to FDA, mercury fillings are considered relatively safe. But to ensure our patients’ peace of mind we are a mercury free office and use more expensive natural-colored material at no additional cost to you. Aside from their toxicity mercury fillings are known to cause breakage in the tooth. Therefore, Dr. Wu recommends removal of mercury fillings to prevent possible damage to your teeth due to the cracks caused by these fillings. Thus, if you have mercury fillings, you should consider having them removed and replaced with safer materials.