When dealing with stubborn hyperpigmentation such as melasma and dark spots, depigmenting acids can be highly effective if used correctly. Initially, many worry about combining different acids due to potential skin irritation. From personal experience, starting slowly and introducing one acid at a time helps your skin build tolerance. For example, using a gentle glycolic or lactic acid a few times a week before gradually incorporating stronger acids like kojic acid or azelaic acid can reduce the risk of redness or peeling. It is crucial to apply a broad-spectrum sunscreen daily, especially when using these acids, because they make your skin more sensitive to sun exposure. Using antioxidant serums alongside can also help protect your skin. Listening to your skin is key—if irritation occurs, reduce frequency or discontinue one product until the skin calms down. Remember, consistency over time brings the best results rather than aggressive use, which can damage the skin barrier. Combining acids with other melasma-specific treatments, such as prescribed hydroquinone creams or professional treatments like chemical peels, can enhance results but always under the guidance of a dermatologist. Many skincare enthusiasts find that pairing acids with hydrating and soothing ingredients like niacinamide improves skin texture and comfort. Overall, careful layering, gradual introduction, and diligent sun protection form the foundation of safely incorporating depigmenting acids for clearer and more even-toned skin.