Instagram marketing in 2026: what is actually working for brands

Instagram has navigated its own evolution more successfully than many predicted. Facing competition from TikTok on short-form video, pressure from YouTube on long-form content, and the perpetual challenge of maintaining relevance across an increasingly fragmented social media landscape, the platform has adapted its product, its algorithm, and its creator ecosystem in ways that have sustained its commercial value for brands. Understanding what is actually working on Instagram in 2026, as opposed to what worked two or three years ago, is essential for marketers allocating social media investment with any degree of rigour.