Facial Scrubs Do More Harm than Good by Physically Irritating the Skin
The 1550 nm Erbium Laser May Be the Least Likely to Cause Hyperpigmentation, While the 1450 nm Diode Laser May Be the Most Likely to Do So
Microneedling May Improve Indented Acne Scars. But Warning: Never Try Microneedling on Active Acne.
Acne Scars on the Body Tend to Be Fewer but More Severe. Treatment Is the Same as for Scars on the Face.
About 5% of People Who Get Laser Scar Treatment Develop Temporary Hyperpigmentation
Trichloroacetic Acid Reduces Scars by Promoting the Production of Collagen (and May Help Acne by Exfoliating the Skin)