Editing Grape (section)

=== Seeds ===
{{Main|Grape seed extract|Grape seed oil}}

Muscadine grape seeds contain about twice the total polyphenol content of skins.<ref name=Xu/> [[Grape seed oil]] from crushed seeds is used in [[cosmeceutical]]s and [[skincare]] products. Grape seed oil, including [[tocopherol]]s ([[vitamin E]]) and high contents of [[phytosterol]]s and [[polyunsaturated fatty acid]]s such as [[linoleic acid]], [[oleic acid]], and [[alpha-linolenic acid]].<ref>{{Cite journal
| last1 = Beveridge | first1 = T. H. J.
| last2 = Girard | first2 = B.
| last3 = Kopp | first3 = T.
| last4 = Drover | first4 = J. C. G.
| title = Yield and Composition of Grape Seed Oils Extracted by Supercritical Carbon Dioxide and Petroleum Ether: Varietal Effects
| doi = 10.1021/jf040295q
| journal = Journal of Agricultural and Food Chemistry
| volume = 53
| issue = 5
| pages = 1799–1804
| year = 2005
| pmid = 15740076
}}</ref><ref>{{Cite journal
| last1 = Crews | first1 = C.
| last2 = Hough | first2 = P.
| last3 = Godward | first3 = J.
| last4 = Brereton | first4 = P.
| last5 = Lees | first5 = M.
| last6 = Guiet | first6 = S.
| last7 = Winkelmann | first7 = W.
| doi = 10.1021/jf060338y
| title = Quantitation of the Main Constituents of Some Authentic Grape-Seed Oils of Different Origin
| journal = Journal of Agricultural and Food Chemistry
| volume = 54
| issue = 17
| pages = 6261–6265
| year = 2006
| pmid = 16910717
}}</ref><ref>{{Cite journal
| last1 = Tangolar | first1 = S. G. K.
| last2 = Özoğul | first2 = Y. I.
| last3 = Tangolar | first3 = S.
| last4 = Torun | first4 = A.
| title = Evaluation of fatty acid profiles and mineral content of grape seed oil of some grape genotypes
| doi = 10.1080/09637480701581551
| journal = International Journal of Food Sciences and Nutrition
| volume = 60
| issue = 1
| pages = 32–39
| year = 2009
| pmid = 17886077
| s2cid = 29294873
}}</ref>