Dark patches on the face, also known as hyperpigmentation, can be caused by a variety of factors, including sun exposure, hormonal changes, and certain medications. Here are some steps you can take to help reduce the appearance of dark patches on your face: Sun Protection: Apply a broad-spectrum sunscreen with at least SPF 30 daily to protect your skin from harmful UV rays, which can make hyperpigmentation worse. Brightening Products: Use skin care products containing ingredients such as kojic acid, arbutin, or hydroquinone, which can help to brighten dark patches. Exfoliate: Regular exfoliation can help to remove dead skin cells, which can make hyperpigmentation more visible. Antioxidants: Use products containing antioxidants, such as vitamin C or green tea, to help reduce oxidative stress and protect the skin from damage. Healthy diet: Eat a healthy diet that is rich in vitamins and minerals, such as vitamin C and iron, to help keep your skin healthy and nourished. Consult a dermatologist: If your dark patches persist or become more noticeable, consult a dermatologist for a professional evaluation and recommended treatment plan. Remember, it's important to be patient and consistent with your skin care routine. You may not see results overnight, but with time and dedication, you can help reduce the appearance of dark patches on your face.