It's in the air as soon as you enter the Starboard Observation lounge. Peace. Inner calm. Much of that feeling radiates from the ageless Asari Justicar that resides there. Few other than Commander Shepard know of Samara's fondness for a calming tea. If you ask politely, she'll share some of her blend with you.
This tea contains a low level of caffeine | Steep at 195° for 4 minutes.