2021
DOI: 10.51978/agro.v10i1.249
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PENGARUH LAMA FERMENTASI TERHADAP MUTU TEH DAUN GAMBIR (Uncaria Gambir Roxb.)

Abstract: Tanaman gambir mengandung senyawa polifenol yang cukup tinggi, sama seperti senyawa yang terdapat dalam daun teh (Camelia sinensis). Banyak hasil penelitian menunjukkan bahwa senyawa polifenol bersifat sebagai antioksidan yang bermanfaat dalam mengobati penyakit ataupun menangkap radikal bebas yang terbentuk di dalam tubuh. Senyawa polifenol yang terdapat dalam daun gambir meliputi tanin, katekin, dan gambirin. Teh daun gambir dibuat melalui dua tahapan proses untuk memperoleh teh sesuai dengan formula yang di… Show more

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“…Tea's bitter taste and aftertaste were due to the presence of catechins. This was in accordance with Han et al, (2016) and Eviza et al, (2021) in which the bitterness of tea brewing is closely related to several groups of non-volatile compounds, including polyphenolic catechins and purine alkaloid caffeine. Catechins are responsible for astringency and bitter taste due to their tendency to bind and precipitate salivary proteins and activation of bitter taste receptors.…”
Section: Sensory Profile Of Crystal Guava Leaf Teasupporting
confidence: 88%
“…Tea's bitter taste and aftertaste were due to the presence of catechins. This was in accordance with Han et al, (2016) and Eviza et al, (2021) in which the bitterness of tea brewing is closely related to several groups of non-volatile compounds, including polyphenolic catechins and purine alkaloid caffeine. Catechins are responsible for astringency and bitter taste due to their tendency to bind and precipitate salivary proteins and activation of bitter taste receptors.…”
Section: Sensory Profile Of Crystal Guava Leaf Teasupporting
confidence: 88%