Knowledge Universe on Instagram: "The post features a 23-second video showing a simple home test to check whether saffron is real or fake. A few threads are dropped into a glass of water and left untouched. Genuine saffron slowly releases a soft golden-yellow color over 15-30 minutes and the strands gradually soften, while fake saffron instantly turns the water red or orange and remains stiff, usually because it’s dyed substitutes like safflower, corn silk, or even colored fibers. The reason thi