The Humectants Cosmetic Market is projected to grow from USD 7,503.4 million in 2025 to USD 15,602.7 million by 2035, at a CAGR of 7.6%. Polyols will dominate with a 43.5% market share, while fermentation/bio-based humectants will lead the source segment with a 38.7% share in 2025.