Best AI Ad Generator for Shopify Skincare Sellers Testing TikTok UGC Variations

If you run a skincare store on Shopify, you know where TikTok ad testing usually gets stuck. The product might be solid. The product page might convert. But the creative queue still slows everything down. You need new hooks every week, sometimes faster, and that often means reshooting UGC, chasing creators, rewriting captions, and cutting fresh edits for every angle.
Most small teams end up weighing the same three options: build everything manually, use a generic prompt-to-video tool, or use a w