I quit cold turkey and had bad headaches. What helped for me was having a decaf coffee. Just one would make the headaches go away. So the jump from say 300 mg t

I quit cold turkey and had bad headaches. What helped for me was having a decaf coffee. Just one would make the headaches go away. So the jump from say 300 mg to 10mg of caffeine was somehow much better than 300 to 0.