24 hours report.
I poured kombucha and a small amount of pineapple juice into a jar added some baking soda. Resulted in a slightly acidic brew.
I left it in the jar covered.
Today upon inspection a beginning of a scoby is forming. (engulfing the foam created by the baking soda lingering at the top of the jar.)
If it continues to thrive, I will try it with an approcamately ph neutral solution.
What about trying food grade diatomaceous earth? It's supposed to offer numerous health benefits just on its own.
DE is approximately 3% magnesium, 33% silicon, 19% calcium, 5% sodium, 2% iron and many other trace minerals such as titanium, boron, manganese, copper and zirconium.
Although according to this thread, it doesn't dissolve fast enough to alkalize acids much...