✅ Do’s: • Use a 0.5mm to 1mm derma roller for scalp • Always disinfect the roller before & after use • Use on clean, dry scalp only • Roll in all directions (vertical, horizontal, diagonal) • Apply hair serum (like Redensyl, peptides, or minoxidil) post-rolling • Use once or twice a week max ⸻ ❌ Don’ts: • Don’t use on infected, inflamed, or wounded scalp • Don’t press too hard—gentle is enough • Don’t apply harsh oils or irritants after rolling • Don’t skip cleaning your roller—it can cause infe