Identify your black walnut tree & harvest enough nuts to fill a jar.
Procure cheaper vodka than this. A rot gut variety actually makes for a better tincture but you want a bigger size due to possible wood or isopropyl alcohol contamination.
& vodka over walnuts. Cap & put in a dark place shaking the jar when you wake up & before going to bed for 7 days.
I actually didn't need the strainer, but do strain off the liquid after day 7.
You'll be rewarded w/ a mostly blackish evil looking concoction. I've read that black walnut will also help to re-grow tooth enamel/heal cavities. Green black walnut is higher in anti-parisitical qualities which we need right now due to an infestation of barberpole worms. I give a .5 tsp. twice a day until improvement is noted More on that to follow.