SEO for Affiliate Marketing: A 2026 Operator’s Guide to Surviving Google’s Affiliate Purge

Affiliate SEO publisher reviewing Search Console traffic loss after Google core update

What actually works for affiliate SEO in 2026 after Helpful Content + the March core update gutted thin-affiliate inventory. Real EEAT debugging, link-cost economics, programmatic-SEO breakage, written by Datify’s head of affiliate ops.