Supports healthy respiratory function Certified Vegan and Certified USDA Organic Non-GMO Project Verified Kosher Free of alcohol, gluten, dairy, soy, and nuts You may know mullein for its petite yellow flowers and fuzzy leaves. But did you know that itaTMs also a star in herbal medicine? Mullein supports respiratory function by helping to ease congestion. All plntA products are made from whole food or plant-based ingredients sourced in nature, contain zero synthetic colors, sweeteners, or flavors, and are always tested to ensure purity and potency.