PubMed:: (("Polyphenols"[Mesh] OR "Phenols"[Mesh] OR polyphenol*[tiab] OR provinol*[tiab] OR phenol*[tiab] OR dealcohol*[tiab] OR de-alcohol*[tiab] OR de-alcohol*[ot] OR polyphenol*[ot] OR provinol*[ot] OR phenol*[ot] OR dealcohol*[ot]) AND ("Wine"[Mesh] OR wine[tiab] OR wines[tiab] OR grape*[tiab] OR wine[ot] OR wines[ot] OR grape*[ot])) OR "Grape Seed Extract"[Mesh] OR grape seed extract*[tiab] OR grape extract*[tiab] OR grape seed extract*[ot] OR grape extract*[ot] OR muscadine grape*[tiab] or muscadine grape*[ot] OR muscadine wine*[tiab] or muscadine wine*[ot];; Embase.com:: 'polyphenol'/exp OR 'phenol'/exp OR polyphenol*:ab,ti OR provinol*:ab,ti OR phenol*:ab,ti OR dealcohol*:ab,ti OR (de NEXT/1 alcohol*):ab,ti AND ('wine'/exp OR 'grape'/exp OR wine:ab,ti OR wines:ab,ti OR grape*:ab,ti) OR 'grape seed extract'/exp OR (grape NEAR/3 extract*):ab,ti OR (muscadine NEXT/1 grape*):ab,ti OR (muscadine NEXT/1 wine*):ab,ti;; Cochrane Library:: ((polyphenol* or provinol* or phenol* or dealcohol* or "de alcohol" or "de alcohols") and (wine or wines or grape*)) or (grape and extract*) or (muscadine and grape*) or (muscadine and wine*):ti,ab,kw