Diffusion Blend. Tranquility. Lime, Vanilla and Myrrh. Essential Oil Blend. USDA Organic. Scent Profile: Balancing Lime & Vanilla. Built around a heart of zesty Persian lime, Tranquility is a balanced, exotic aroma with dry wood and precious spicy undertones. Tranquility. Escape to the tropics with this exotic blend featuring notes of fresh lime and sweet vanilla, rounded out with wood atlas cedar and precious frankincense & myrrh. Artisan aroma developed, blended and bottled in the USA.