Yes or No ? – Answer is Both .
How let me explained directly and indirectly

Directly – says yes because salt come from direct nature from
( oceans ) after evaporating salty water than we get salt and some from(mining of mountains )

Indirectly – salt is not come direct through nature ( some salt mine ) But regular salt after evaporating salty water. confused let me explain (100% natural means a fruits come direct from tree )here we processed and technique& method we are using to Collect salt from evaporating the salt water for production of salt