Cold + Flu Essential Oil Rollerball – Natural Relief for Congestion, Coughs & Respiratory Wellness Previously called Cough. Looking for a natural way to ease coughs, congestion, and cold symptoms? Our Cold + Flu rollerball is the perfect solution, by combining a powerful blend of premium essential oils. Whether you’re battling a cold or just need a little respiratory support, this blend helps you breathe easier and feel more comfortable naturally. Why it Works: * Rosemary: Naturally clears respiratory passages and relieves congestion. * Bergamot: Known for its immune-boosting properties, helps your body’s natural defenses while uplifting your mood.