You can eat nothing, if you worry about additives and dye additions in foods.
You cannot avoid additives and dye additions when you eat something nowadays.
添加物は、additives , 着色料は、dye additions と言います。
There is nothing you can eat if you start to worry about additives and food dyes.
You can't eat anything if you care about food additives and coloring.
着色料＝food dyes, food coloring
人口着色料=artificial food coloring
まとめて、chemicals in foodとも表現できます。