From Waste to Green: Water-Based Extraction of Polyphenols from Onion Peel and Their Adsorption on Biochar from Grapevine Pruning Residues

Onion peels (OP) are rich in bioactive compounds with a plethora of benefits for human health, but this valuable material is often wasted and underutilized due to its inedibility. Likewise, grapevine pruning residues are commonly treated as agricultural waste, but biochar (BC) obtained from this mat...

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Bibliographic Details
Main Authors: Melissa Prelac, Igor Palčić, Danko Cvitan, Dominik Anđelini, Maja Repajić, Josip Ćurko, Tvrtko Karlo Kovačević, Smiljana Goreta Ban, Zoran Užila, Dean Ban, Nikola Major
Format: Article
Language:English
Published: MDPI AG 2023-08-01
Series:Antioxidants
Subjects:
Online Access:https://www.mdpi.com/2076-3921/12/9/1697