For the most part, eating increases the production of free radicals, while food restriction and fasting stalls this.
We understand that most people are not ready to cut back on their dieting.
So what's a good source of these vital SODs?
Remember that trees have the most SODs among living organisms.
Then it would be a good idea to look in that direction.
And the closest thing to leaves and tree bark are the wild tree mushrooms like Chaga.