Digital advertising has established itself as an indispensable driver of commercial promotion, brand positioning, and customer acquisition across contemporary global business ecosystems. Modern corporate enterprises and digital performance marketers constantly deploy algorithmic programmatic buying, retargeting pixels, native video feeds, sponsored creator integrations, and interactive display banners across social media networks, search engines, streaming channels, and mobile applications. However, the resulting exponential volume, relentless velocity, and intrusive execution of commercial messages have created an environment of intense digital advertising overload. This comprehensive academic research paper investigates the structural impact of digital advertising clutter, format intrusiveness, and message repetition on consumer attention allocation, brand recall retention, and final purchase intention, with an empirical and conceptual focus on Generation Z consumers. Utilizing an extensive secondary research methodology grounded in core psychological processing models— including Cognitive Load Theory, the Goal Impediment Model, Selective Attention Theory, Elaboration Likelihood Model, and Psychological Reactance Theory—this paper analyzes how continuous digital clutter provokes cognitive fatigue, banner blindness, active ad avoidance, emotional brand irritation, and purchase suppression. The study proves that served ad impressions do not equate to cognitive engagement, and provides actionable, attention-first strategic frameworks for digital marketing practitioners to optimize ad exposure frequency, creative rotation, media planning, and overall digital user experience.

Raj Vinod Hatagade, Mr. Nitin Ganorkar, "The Attention Economy: Impact of Digital Advertising Overload on Consumer Attention, Brand Recall and Purchase Intention Among Gen Z Consumers" International Journal of Scientific Research and Engineering Development, V9(5): Page(1442-1446) September - October 2026. ISSN: 2581-7175. www.ijsred.com. Published by Scientific and Academic Research Publishing.