The marks acne leaves behind come in two kinds — red (vascular) and brown (pigment) — and they need different ingredients. Five quick questions, including the classic press test, tell you which you're dealing with and what actually helps. About 45 seconds. No products, no sales pitch.
Neutral, evidence-graded reference. Not medical advice, diagnosis, or treatment.
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This site provides neutral scientific reference and sells only products lawful in your region. Nothing here is medical advice, a recommendation, or an offer to supply unapproved medicines. No dosing or administration is published for research compounds. Cosmetic peptides per Regulation (EC) 1223/2009. Unapproved injectable peptides are neither sold nor advertised in the EU (Directive 2001/83/EC, Title VIII). © 2026 Vallydia SL — Registered in Spain.