It’s definitely not true that organic farming has nothing added, it’s just different stuff added. Organic farmers just use different pesticides, which they call “organic” pesticides. Neither these nor traditional pesticides cause hepatitis
Hep A is transmitted through fecal-oral transmission (I.e. improperly cleaned water) or through seafood which feasted on dirty water. Do with that what you will
Edit: Source: https://www.who.int/news-room/fact-sheets/detail/hepatitis-a
Nothing is added that caused this and regardless of organic or not, people still have to do this work and many times it’s still large corporate enterprises that are recalled that use low wage exploited labor and doesn’t meet all health conditions
Keep in mind that the hoops farmers have to jump through in order to call their crop “organic” are not that strict. In some cases, less than 20% of overall crop can be organic for the entire yield to be legally labeled as such.