Dark spots that persist despite consistent skincare routines signal the need for professional intervention. When over-the-counter treatments fail after three months, dermatologist-led procedures offer evidence-backed alternatives. Key Takeaways Stubborn pigmentation requires escalation to laser therapy or chemical peels when topical treatments show no improvement after 8–12 weeks [3] Q-switched and Nd:YAG lasers require 4–6 sessions spaced 4 to 6 weeks apart, with treatment p