9mm is easy and use to be cheap to hand load for. For defensive carry ammo buy Gold Dots.. (my go to)
back in the day, I always liked Hydro Shoks for the 9mm. When I bought my 9's back then I got a screaming deal on 3 cases of factory fresh Hydro's for it lol...
'Steel cuts flesh / steel cuts bone / steel does not cut steel.'
Become steel or get cut.