Victoria Schmidt was scrolling through TikTok last July when the advertisement first appeared: a video of a woman promoting patches purporting to contain GLP-1 medication. The woman described herself as a busy working mom — just like Schmidt. She seemed relatable. “It was a great video. It just had a great hook to it,” Schmidt said. “It drew you in because it was like, ‘Have you been trying to lose weight? Are you low in energy?’” Schmidt had be…