Use broad-spectrum sunscreen SPF 30 or higher every day
Reapply sunscreen every 2 hours when outdoors
Wear a wide-brimmed hat and sunglasses
Avoid direct sun exposure during peak hours
Use topical vitamin C
Use retinoids at night
Use niacinamide
Use alpha hydroxy acids such as glycolic acid or lactic acid
Use azelaic acid
Use hydroquinone only under medical guidance
Try prescription-strength fading creams if recommended by a dermatologist
Consider chemical peels
Consider laser treatment
Consider intense pulsed light therapy
Consider cryotherapy for isolated spots
Keep skin moisturized
Avoid picking or scrubbing the spots
See a dermatologist if spots change shape, color, or size