Supplying Grape Seed Oil Line in Angola

What is grape seed oil?
Grape seed oil, a product derived from seed grape pomace, contributes to the recycling and reuse of winery waste, as well as diversifies the range of value-added products of the wine industry.
Can wet grape pomace be used for oil extraction?
However, a previous study suggested that storage of wet grape pomace enables fermentation that leads to structural modification of seeds, which ultimately facilitates oil extraction by pressing and degradation of polyphenolic compounds that are more oil-soluble than native polyphenols ( Rombaut et al., 2015 ).
Does cold pressed grape seed oil contain antioxidants?
Composition and antioxidant ability of cold-pressed grape seed oil and cold pressed grape seed cake superfine powder. Master’s dissertations Study on the application of oil-soluble natural antioxidants in grape seed oil and walnut oil.
Does grape seed contain phenolic compounds?
Previous studies have reported that grape seed (dry base) contains about 35% crude fiber, 29% extractable components, 7–20% oil, 11% protein, 3% minerals and 7% moisture ( Matthäus, 2008), of which oil and protein are found in seed endosperm, while phenolic compounds and crude fiber are mainly present in the seed coat (Fantozzi & Betschart, 1979).