patch test

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  1. C

    Lash lift patch testing

    What area are you meant to patch test all the lash lift lotions on? And for how long? According to my training it can be behind the ear or opposite side of the elbow, however to me this just doesn’t make sense because the product shouldn’t be touching skin, even when the treatment actually...
  2. Laser&BeautybyJoJo

    Lash lift patch test

    Hi, Could someone please run me through the patch test procedure... my trainer didn’t teach me this part Where do you test and how much for how long... where do you test the tint? Xx Thanks Jo
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