Simple Steps to Dry Brushing with essential oils: How to improve lymphatic drainage, circulation, reduce bloat, and boost your immune system. Add this Dry Brush regimen using essential oils to your self care routine before your bath for detox and improved health. Simple steps to improve your body's detox ability in a few minutes before your bath. Dry Brushing is super easy to do and when you add essential oils like grapefruit your lymph drainage is even better.