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When comparing PIH vs PIE vs acne scars, healed acne can leave three different kinds of changes behind: PIH, a flat brown or darker mark from excess pigment; PIE, a flat pink, red, or purplish mark from lingering vascular changes;…
To fade post-acne hyperpigmentation (PIH), control active acne, protect your skin from UV and visible light, and use evidence-supported treatments such as azelaic acid or topical retinoids while avoiding unnecessary irritation. PIH is flat pigment left after acne heals, not…
Can cleansing brushes cause acne? Not directly, but they can aggravate acne-prone skin when excessive friction, pressure, or over-cleansing causes irritation. Breakouts that begin after introducing a brush are worth investigating, especially if they appear with redness, stinging, tightness, peeling,…