Thank you! I will try that immediately.
Calcium fructoborate, a patented form, was the specific form used, but something comparable ought to happen with other boron types.
You can get calcium fructoborate in supplements I mentioned a post or two down in that thread, and also here, when back in stock:
https://www.swansonvitamins.com/p/swanson-ultra-vitamin-d-boron-60-caps