Why is that food thrown away? You do realise that food can get thrown away for being bad? That at least takes up 10 percentage points, then there's the question on how its measured. Who is throwing this food away? If its your average Joe then I doubt their throwing it away just to make artificial scarcity. How nutritional is the food that gets thrown away?
millions of people experience food insecurity.
The US has hundreds of millions of people those people experiencing food insecurity barely make up anything. Also would that food that gets thrown away even feed everyone?