The peptide-based sweeteners market is projected to expand from USD 935.6 million in 2025 to USD 1,667.3 million by 2035 at a CAGR of 5.9%. Among peptide types, sweet-tasting peptides are expected to dominate with a 25% market share, while fermentation-derived sources are anticipated to lead the supply segment with a 40% share in 2025.