What should you know about overnight dark spot treatment?

A dark patch forms when the skin makes or retains extra melanin. It may follow acne, eczema, a burn or irritation, as in Post-Inflammatory Hyperpigmentation. Sun Spots and Melasma have different patterns, while Tinea Versicolor can produce lighter or darker areas with fine scale. The appearance alone cannot confirm the cause.

A spot that changes in shape, colour or surface, bleeds, crusts or remains unlike the surrounding marks should be examined rather than treated at home. Diagnosis comes before choosing a peel, cream or device.

Use broad-spectrum sun protection, seek shade and avoid picking or scrubbing the area. Choose gentle, fragrance-free products and stop anything that causes burning, swelling or persistent redness. Treating an active rash or acne can help prevent new pigment.

After assessment, options may include a Skin Brightening Treatment, Chemical Peel or Picosecond Laser Treatment. These can irritate skin or worsen pigmentation when poorly matched, so treatment choice, preparation and aftercare should be individualised. A clinician can also recommend topical care when appropriate.

Arrange a skin review for a new or rapidly changing dark mark, bleeding, ulceration, a persistent crust, significant itching or pain, or pigment that follows a medicine or widespread rash. Seek prompt care for facial swelling, blistering or severe irritation after a product or procedure.

Ask what diagnosis best fits the colour, border, scale and location; whether a medicine or inflammation is contributing; and what improvement is realistic. Before a procedure, ask about preparation, aftercare, sun avoidance and the possibility of temporary irritation or darker pigment.