Sweet Smarts E-Juice by Mister E-Liquid We all know and love that unmistakable taste of sweet, tart, and sour candy we loved so much growing up. We’re genuinely impressed with Mister-E-Liquid’s ability to so flawlessly mimic the taste of the classic sweet and tart candy taste we all love. Sweet Smarts E-Liquid is not only truly delicious, but also offers fantastic vapor production and a nice throat hit, together making for a pleasant all-day vape you will love!