white dag on skin

It sounds like you might be dealing with a condition like vitiligo, tinea versicolor, or even eczema. A white patch or “dag” on the skin, especially one that’s scaly and itchy, suggests it might not simply be dry skin. Vitiligo, for instance, causes white patches due to loss of pigmentation, but it’s usually not scaly or itchy on its own. Tinea versicolor is a fungal infection that can cause light or dark spots on the skin and is often scaly or itchy. Eczema, which is an inflammatory condition, can also cause dry, itchy patches that appear discolored. Stress can indeed exacerbate some skin conditions like eczema due to its impact on your body’s immune response, though it doesn’t typically cause vitiligo or tinea versicolor outright. It’s important that this spot is properly evaluated especially since it’s causing you discomfort and wasn’t triggered by an obvious change in products or lifestyle. I recommend being seen by a dermatologist to confirm what exactly it is and to determine the appropriate treatment. Over-the-counter antifungal creams, such as those containing clotrimazole or miconazole, are sometimes recommended for fungal conditions like tinea versicolor, but they won’t help with vitiligo or eczema. Also, using moisturizers can help with dry, scaly skin if it’s eczema. If the spot changes in size or color, or if other spots appear, make sure you bring these changes up during your visit, as they can help with the diagnosis. It’s always good to be cautious so don’t delay in getting it checked by a healthcare professional.