🌿 Freeze drying mullein is a TOTAL game changer. If you want the strongest, cleanest, most potent mullein for lung support, this is the best way to preserve it. Freeze drying keeps the leaves bright green, fluffy, and almost exactly how they looked when you harvested them from the woods. No heat, no browning, no lost medicine. Dehydrators use heat, which can destroy the delicate compounds mullein is famous for the anti-inflammatory and lung-supporting properties. Freeze drying protects up to 97