Composition Profile
Verified · 2026-09-26- 01Glycosidically bound aroma precursorsSix major glycosidically bound aroma precursors were identified: cis-3-hexenol, linalool, methyl salicylate, geraniol, benzyl alcohol and phenethyl alcohol. Precursor levels were markedly higher in autumn tea than in spring tea, increased significantly after cooling, and continued changing dynamically during shaking.Other sample
Glycosidically bound precursors provide material for later floral and sweet volatile formation.
- 02Stress metabolome during sun withering and shakingAcross enzymatic stages, 980 non-volatile metabolites and 157 volatile metabolites were identified; 40 non-volatiles and 8 volatiles were selected as biomarkers.Other sample
Six major glycosidically bound aroma precursors change dynamically through processing and are generally higher in autumn tea than spring tea. Multi-omics research further shows that water-loss stress and mechanical damage jointly reshape amino acids, flavonoids, carbohydrates and volatile-aroma pathways.

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