Targeted advertising has emerged as an innovative force in the digital economy

particularly within the e-commerce sector

by leveraging consumer data to deliver personalized advertisement . In the United States

platforms like TikTok have significantly influenced consumers behavior through such targeted strategies. However

the extensive use of consumer data by TikTok has raised national security concerns

leading the U.S. government to consider measures such as forcing ByteDance

TikTok's parent company

to divest its U.S.This situation underscores the profound impact of targeted advertising on American consumers

affecting their purchasing behavior and information consumption patterns.This paper would argue TikTok's targeted advertising strategies has reshape American consumers' purchasing behavior and decision making pattern by enhancing online shopping experience and more preferable goods.