The Kochi-headquartered Central Institute of Fisheries Technology (CIFT) has developed a seaweed-based hand sanitiser as a preventive hygiene measure in the backdrop of the battle against Covid-19, reports Sudha Nambudiri The extract of the product is from red algae, which is commonly found in seawater and is known to possess strong anti-viral properties. “The product includes isopropyl alcohol (above 65%) and seaweed extract constituting chemical components like carrageenan, which is known for its strong anti-microbial and anti-viral properties. Also, Aloe vera gel has been used in the product as a moisturizing agent,” said Susheela Mathew , head, department of biochemistry and nutrition division, CIFT.