He said: "Snack foods - unhealthy stuff on a red plate - you end up eating a little bit less because it's that red colour on a plate where it seems to trigger some sort of danger or avoidance signal.

Ever wondered why some foods look more tempting? It's not just taste—colors play a big role in how much we eat! The right shades can help curb cravings and keep you full. Want to feel hungrier? Eat ...