This podcast is actually an audiobook. I wrote a short report "How To Prepare Your Immune System For Winter". It's about 10X longer than my typical podcast episodes, but I assure you its worth listening to.
To get the specific wintertime immune boosting supplements mentioned in this podcast, visit my online store at https://drharlanmittag.nutridyn.com. Regarding the 15% discount to anyone buying through this link, the discount is applied at checkout.