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== Contoh ==
Beberapa astringen yang umum digunakan adalah [[tawas]], [[akasia]], [[marmia]],[16]<ref name="1907Dorland">{{cite book|last=Dorland|first=W. A. Newman|author-link=Dorland's medical reference works|title=The American illustrated medical dictionary|url=https://books.google.com/books?id=6DG6AAAAIAAJ|access-date=4 June 2014|edition=4th|year=1907|publisher=W.B. Saunders company|location=Philadelphia and London|pages=14, 39, 635}}</ref> [[daun seribu]],[17]<ref name="Grieve1971">{{cite book|last=Grieve|first=Maud|author-link=Maud Grieve|title=A Modern Herbal: The Medicinal, Culinary, Cosmetic and Economic Properties, Cultivation and Folk-lore of Herbs, Grasses, Fungi, Shrubs, & Trees with All Their Modern Scientific Uses|url=https://books.google.com/books?id=REy8Yiyf2HEC&pg=PA863|access-date=4 June 2014|date=1 June 1971|publisher=Dover Publications|isbn=978-0-486-22799-3|pages=863–864}}</ref> [[bunduk dukun]], [[lasang]], [[Cuka (bumbu masak)|cuka]] sulingan, air sangat dingin, dan alkohol gosok. Sediaan astringen meliputi [[perak nitrat]], [[kalium permanganat]], [[seng oksida]], [[seng sulfat]], larutan Burow, tingtur benzoin, dan zat nabati seperti asam tanat dan [[asam galat]]. Balaustin adalah bunga delima yang mirip mawar merah, yang rasanya sangat pahit. Dalam pengobatan, bentuk keringnya telah digunakan sebagai astringen.<ref>[18http://digicoll.library.wisc.edu/cgi-bin/HistSciTech/HistSciTech-idx?type=turn&entity=HistSciTech000900240228&isize=L History of Science: Cyclopædia, or, An universal dictionary of arts and sciences…]</ref> Beberapa garam dan asam logam juga telah digunakan sebagai astringen.<ref name="Gregory1833">{{cite book|last=Gregory|first=James|title=Conspectus medicinae theoretic medicine; in two parts: Part I. Containing physiology and pathology. Part II. Containing therapeutics|url=https://archive.org/details/conspectusmedic00greggoog|access-date=4 June 2014|edition=2nd|year=1833|publisher=Stirling & Kenneg|location=London|pages=[19]https://archive.org/details/conspectusmedic00greggoog/page/n269 255]–256}}</ref>
[[Calir|Losion]] [[kalamin]], [[bunduk dukun]], dan yerba mansa, bersifat astringen,<ref>[http://nathistoc.bio.uci.edu/Plants%20of%20Upper%20Newport%20Bay%20%28Robert%20De%20Ruff%29/Saururaceae/Anemopsis%20californica.htm ''Anemopsis californica''] from University of California, Irvine</ref> begitu pula bubuk daun mirtel.[21]<ref>{{Cite journal |last=Borg |first=John |date=1927 |title=Descriptive flora of the Maltese Islands |url=https://scholar.google.com/scholar_lookup?title=Descriptive+flora+of+the+Maltese+Islands&author=Borg%2C+John&publication_year=1927 |language=English}}</ref> Buah matang dan bagian buahnya termasuk [[prem duri]], [[apelbes]] ''chokeberry'', ''Prunus virginiana'', ceri hurung, [[kelembak merah]], [[kwinsi]], [[Anggur brasil|jabotikaba]] dan buah [[kesemek]] (terutama yang masih mentah), kulit pisang (atau pisang mentah), buah jambu monyet, dan [[akorn]] bersifat astringen.[<ref 22]name=":02">{{Cite book |last1=Choi |first1=Nak-Eon |url=https://books.google.com/books?id=zV64BQAAQBAJ |title=How Flavor Works: The Science of Taste and Aroma |last2=Han |first2=Jung H. |date=2014-12-03 |publisher=John Wiley & Sons |isbn=9781118865453 |language=en}}</ref> Buah ''[[citrus]]'', seperti lemon, memiliki kandungan zat yang agak astringen. Tanin dalam beberapa teh, kopi, dan [[minuman anggur]] merah seperti [[Cabernet Sauvignon]] dan [[Merlot]] menghasilkan astringensi ringan.{{cn|date=June 2023}} Astringensi digunakan dalam klasifikasi minuman anggur putih.
== Referensi ==
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