**What Is a Hydrosol? Gentle Floral Mists for Daily Use** What is hydrosol? A hydrosol is a fragrant floral water produced during the steam distillation of plants and flowers. These gentle mists are rich in natural botanical properties and are perfect for daily skincare and refreshment. Hydrosols help hydrate, soothe, and revitalize the skin while providing a light, natural aroma, making them an excellent addition to any self-care routine.