Calendula hydrosol is a water-based product obtained during the steam distillation of calendula flowers. This hydrosol is known for its soothing and calming properties, making it a popular ingredient in skincare. It is often used as a facial mist or toner, providing hydration and promoting a sense of freshness. Calendula hydrosol is believed to have mild astringent and anti-inflammatory effects, making it suitable for various skin types, including sensitive or irritated skin.