My nana swears by this 1 ingredient to get the cleanest windows ever (Page 5 ) | November 1, 2025

Another satisfied user, Mark from California, says, ‘I’ve tried countless commercial cleaners, but nothing compares to the streak-free shine I get with cornstarch. Plus, it’s safe for my kids and pets.’ These testimonials highlight the effectiveness and satisfaction that comes with using this simple, natural cleaning hack.