TikTok is the most effective paid marketing channel for eCommerce brands with aggressive growth targets, according to an independent study run by Fospha. Fospha, a marketing measurement platform headquartered in London and Tampa, Florida, have conducted a measurement study into which advertising channels, platforms and objectives are most effective for eCommerce brands. Key findings include: TikTok is the most impactful platform for high-growth brands, delivering the strongest Return On Ad Spend (ROAS) performance of the channels included in the...