Use broad-spectrum sunscreen SPF 30 or higher every day
Apply vitamin C serum in the morning
Use niacinamide to help fade discoloration
Try retinoids at night
Use azelaic acid for hyperpigmentation
Exfoliate gently with AHAs or BHAs
Keep skin moisturized
Avoid picking or squeezing pimples
Use hydroquinone only under medical guidance
Consider chemical peels or laser treatments from a dermatologist
Be consistent for several weeks to months
See a dermatologist if dark spots are changing, painful, or persistent