The superabsorbent fiber yarns market is projected to grow from USD 661.9 million in 2026 to USD 1,496.5 million by 2036, at a CAGR of 8.5%. SAP-Loaded Cellulosic Fibers will dominate with a 34.0% market share, while hygiene & incontinence will lead the application segment with a 42.0% share.