Cite us: Teslić, N., Pojić, M., Stupar, A., Mandić, A., Pavlić, B., Mišan, A. (2025) PhInd—Database on Polyphenol Content in Agri-Food By-Products and Waste: Features of the Database. Antioxidants, 13, 97. https://doi.org/10.3390/antiox13010097
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DOI: https://doi.org/10.1016/j.lwt.2020.109952

Year: 2021

Source:

Latin Name: Vitis vinifera
Common Name: Grape
Cultivar/variety: N.A.
Class: Fruit
Part: Seed
Origin: Italy
Industry: Wine production
Industrial process step:
Scale: Laboratory
Number of Lots: 1
Number of Replicates Within One Lot: 3
Moisture Content: N.A.

Pretreatment:

Sample: Pretreated
Defatting: No
Drying: Oven drying
Thermal/Non Thermal: No
Particle Size: N.A.

Extraction:

Technique: Solid-liquid extraction
Solvent: Aqueous ethanol
Hydrolysis: No

Total Phenols Content:

Unit: N.A.
TPspectrophotometric: N.A.
TPhplc: 22355.2
Unit: mg/kg

Individual compounds

Polyphenol class

Individual Compounds:

Phenolic Acids / Derivatives Content STD Flavonoids / Derivatives Content STD Stilbenes / Derivatives Content STD Lignans Content STD Other Content STD
Delphinidin-3-O-glucoside 9.10000 0.60000
Cyanidin-3-O-glucoside 6.40000 0.50000
Petunidin-3-O-glucoside 11.50000 0.70000
Peonidin-3-O-glucoside 12.60000 0.20000
Malvidin-3-O-glucoside 52.60000 1.60000
Quercetin 3-O-glucoside 17.00000 0.10000
Quercetin 3-O-glucuronide 24.70000 0.90000
Quercetin 75.50000 2.20000
Kaempferol 9.30000 0.50000
Procyanidin B1 62.50000 2.20000
Catechin 589.00000 10.00000
Procyanidin B2 159.00000 2.00000
Epicatechin 326.00000 1.00000
Oligomeric proanthocyanidins 21000.00000 1600.00000
∑TPHPLC: 22355.2