Cite us: Teslić, N., Pojić, M., Stupar, A., Mandić, A., Pavlić, B., Mišan, A. (2024) 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/10.3390/foods10050930

Year: 2021

Source:

Latin Name: Hordeum vulgare
Common Name: Brewer’s spent grain
Cultivar/variety: N.A.
Class: Cereal
Part: Brewers spent grain
Origin: Ireland
Industry: Beer production
Industrial process step:
Scale: Industrial
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: Mixture
Hydrolysis: Yes

Total Phenols Content:

Unit: mg GAE/g
TPspectrophotometric: 11.3
TPhplc: 98.9
Unit: μg/mg

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
Ferulic acid 41.50000 15.30000
p-Coumaric acid 25.90000 6.30000
Caffeic acid 0.50000 0.20000
4-Hydroxybenzoic acid 0.30000 0.10000
Protocatechuic acid 0.04000 0.00000
Decarboxylated diferulic acid 30.62000 0.80000
Diferulic acid 0.04000 0.01000
∑TPHPLC: 98.9