Enriched with peony extract, the SOS Serum immediately reduces irritation and provides long-lasting soothing to the scalp. Its fresh, no-rinse formula with physiological pH provides an immediate feeling of well-being to the scalp at any time of the day. Non-greasy, non-sticky effect. HAIR Sensitive and irritated scalp. NATURAL INGREDIENT Peony, cultivated in China with respect for the surrounding ecosystem.