designed to reduce or minimize the possibility of an allergic response, as by containing relatively few or no potentially irritating substances: hypoallergenic cosmetics.
Origin of hypoallergenic
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(of cosmetics, earrings, etc) not likely to cause an allergic reaction
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Online Etymology Dictionary, © 2010 Douglas Harper
Having a decreased tendency to provoke an allergic reaction.
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