Human Hair-Derived Herbicide: A Sustainable Approach
Year: 2025
Type: article
Abstract: Amino acids, the fundamental building blocks of proteins, have recently attracted attention as potential sources for developing bio-based herbicides. This study investigates the feasibility of extracting amino acids from human hair and utilizing them to formulate environmentally friendly herbicidal compounds. Human hair is a rich source of keratin, which can be hydrolyzed to release a variety of amino acids, including cysteine, serine, and leucine. These amino acids, once extracted and purified, have the potential to interfere with plant metabolic pathways, offering a novel approach to weed control. The research focuses on the extraction of amino acids from hair through hydrolysis processes, followed by their characterization and evaluation for herbicidal activity. Unlike synthetic herbicides, which often target specific enzymes involved in amino acid synthesis (e.g., glyphosate's inhibition of the shikimate pathway), this study explores whether amino acids derived from hair can disrupt plant growth by inhibiting key metabolic processes or acting as analogs that interfere with essential enzymes in weeds. Various plant growth assays were conducted to assess the efficacy of these amino acids in inhibiting seed germination and plant development. This paper aims to provide a sustainable, bio-based alternative to conventional chemical herbicides by leveraging a readily available waste product—human hair. The findings could pave the way for new, eco-friendly herbicidal formulations that minimize environmental impact while maintaining effectiveness in weed control. Further research is required to optimize extraction methods, enhance herbicidal potency, and ensure selectivity toward weeds without harming non-target plants.
Author: Prathamesh Tadulwar*, Tejaswini Gedam, Gaurav Meshram, Nilesh Chachda
Language: English
Subfield: Plant Science
Domain: Life Sciences
SDG: Zero hunger
Open Access status: green
OpenAlex ID: W6911911886
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