Aluminum hydroxide is a chemical compound with the formula Al(OH)₃. It appears as a white, powdery substance and is commonly used in various applications, including as an antacid to relieve heartburn and indigestion. It can also serve as a flocculant in water purification processes, helping to remove impurities. In addition to its medicinal uses, aluminum hydroxide is utilized in the production of aluminum metal and as a filler in some products, such as cosmetics and pharmaceuticals. It is generally considered safe when used appropriately, but excessive consumption can lead to health issues.