Use broad-spectrum sunscreen SPF 30 or higher every day
Reapply sunscreen every 2 hours when outdoors
Wear a wide-brim hat and seek shade
Use vitamin C serum in the morning
Use niacinamide serum daily
Use retinoids at night if tolerated
Use azelaic acid for dark spots
Use alpha arbutin or kojic acid products
Use glycolic acid or lactic acid exfoliants 1 to 3 times per week
Avoid picking or scratching the spots
Keep skin moisturized to reduce irritation
Use gentle cleanser and avoid harsh scrubs
Try hydroquinone only under medical guidance
See a dermatologist for persistent, worsening, or changing spots
Get checked promptly if a spot is irregular, bleeding, itchy, or growing quickly