March 2018 - Consumer Council has tested 35 dishwasher detergents (also known as dishwashing liquid) - 60% of the samples (i.e. 21 dishwasher detergents) are detected to contain allergic preservatives (MIT, CMIT, BIT). Some of those are even labelled as "soft on hands", "natural" or "hand moisturising". Repeated use of the detergents containing high amounts of allergy-causing preservatives may cause allergic reaction or even dermatitis.
Here's the list of 21 dishwasher detergents that have allergic preservatives:
Source: Consumer Council, Yahoo & HKET
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Julie Hansberry
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