A/B testing is a good way to determine the impact of virtual try-on on a website as it gives insights on the conversion rate and the engagement rate.
Designed for determining the best user experience by comparing the performances of two versions of the same page (version A vs version B), A/B testing is commonly used to evaluate the appeal of a feature on a website.
To know more about the impact on the conversion rate of the virtual try-on, check out the case study about Fielmann A/B testing