Food is poison now a day

daily i drink milk make my stomach worse ?
i drink plenty water make my motion loose
i daily eat apple make my stomach sore bloating
i eat lemon daily make my stomach more acidic
infact tulsi leafs are good but i did not tried them yet ?
all nature is now change due to biological changes in growth of these plants and we use many artificial way to grow these foods more faster but these chemical never leave these foods and making us more sick ,there is no organic food left on the earth every food is killing us daily food become slow poison now a day in past Drs suggest to drink milk now Drs said it is full of lactose do not drink it food chemistry changes so much .