Iodine tincture is a solution commonly used as a topical antiseptic for minor cuts, scrapes, and burns. It typically contains iodine, potassium iodide, and ethanol or another type of alcohol. The iodine acts as a disinfectant, effectively killing bacteria, fungi, and viruses on the skin's surface. The alcohol component helps to dissolve the iodine and enhance its penetration into the skin. Iodine tincture is known for its distinctive reddish-brown color and strong odor. It is widely used in medical settings and first aid kits due to its broad-spectrum antimicrobial properties. However, it can cause skin irritation in some individuals and should be used with caution, especially in people with iodine allergies.