To reduce facial tan and even out skin tone, use a gentle detan or brightening cream regularly, apply sunscreen daily, and follow a consistent skincare routine. For stubborn or deep tan, consult a dermatologist for proper treatments.

A thyroid test is useful because thyroid imbalances can trigger or recur melasma. Along with checking thyroid levels, continue using sun protection, gentle skincare, and follow up with your dermatologist for proper treatment.