Magical potion (6)
I believe the answer is:
elixir
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">magical potion</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for elixir that I've seen before include "Liquid remedy believed to cure all ills" , "Medicinal liquid believed to cure all ills" , "Quintessence" , "wonder drug" , "Potion, panacea" .)