To calculate the overall star rating and percentage breakdown by star, we don’t use a simple average. Instead, our system considers things like how recent a review is and if the reviewer bought the item on Amazon. It also analyses reviews to verify trustworthiness.
In 30 years I’d never had allergic reactions to any kind of gel polish, nail polish etc... after few hours using this product my fingers we burning and so itchy. I strongly recommend that you Test it more than “Minutes “as recommended by this company .