Composition Profile
Verified · 2026-09-25- 01CaffeineGreen-tea samples made from seven cultivars or lines showed significant differences in caffeine content.Dry-leaf sample
- 02Floral volatile compoundsInfusions made from Shidacha green-tea samples showed relatively high levels of floral compounds including linalool, linalool oxides, geraniol and jasmone.Infusion / tea liquor
Linalool, geraniol, jasmone and related compounds jointly contribute to floral aromatic direction.
- 03Physicochemical variation among 54 Shidacha linesAfter 54 Shidacha lines were processed into Taiping Houkui, coefficients of variation were 43.00% for catechins, 25.53% for gallic acid, 24.99% for ECG and 24.98% for theanine.Dry-leaf sample
The research focus is not a single fixed concentration but clear differences among Shidacha lines in caffeine, catechins, free amino acids, theanine and floral volatile compounds.

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