The Journal
Dr. Dave on what actually works.
Twenty years of clinical practice, distilled into honest writing on longevity, cellular health, and the protocols I use myself.
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Probiotics and Bloating: Why a Good One Shouldn’t Upset You
Probiotics and bloating: a doctor explains why a good probiotic helps, why a cheap one can backfire, and what a quality formula should do.
The Best Prebiotic Foods (and Why Probiotics Need Them)
A doctor's list of the best prebiotic foods, garlic, onion, oats, bananas and more, and why a probiotic without prebiotics does only half the job.
Can You Take Too Many Probiotics? What a Doctor Says
Can you take too many probiotics? A doctor explains what 'too much' really looks like and why a bigger CFU number isn't better.
Latest from the Journal
The Best Prebiotic Foods (and Why Probiotics Need Them)
A doctor's list of the best prebiotic foods, garlic, onion, oats, bananas and more, and why a probiotic without prebiotics does only half the job.
Can You Take Too Many Probiotics? What a Doctor Says
Can you take too many probiotics? A doctor explains what 'too much' really looks like and why a bigger CFU number isn't better.
How to Improve Your Gut Health: A Doctor’s Guide
A doctor's practical guide on how to improve gut health, diet diversity, fermented foods, sleep, stress, antibiotics, and the probiotic-prebiotic combo.
How Long Do Probiotics Take to Work? A Doctor Explains
How long do probiotics take to work? A doctor gives a realistic timeline, the signs they're working, and why consistency matters.
Telomerase Activators: What They Are and How the Category Works
What is a telomerase activator? Dr. Dave Woynarowski, MD explains the category, the evidence behind TA-65, and where natural compounds and telomere support fit.
The Best Probiotic for Weight Loss (What Actually Works)
A doctor's honest take on the best probiotic for weight loss, what to look for in strains, prebiotics, and delivery, and what no pill can do.
Sunday Letter
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One short letter every Sunday — what I'm reading, what I'm experimenting with, and the protocols I'm refining.
More from the archive
The Best Time to Take a Probiotic (Morning or Night?)
Morning or night? With food or empty stomach? A doctor explains why probiotic timing matters far less than survival.
How to Choose a Probiotic That Actually Works: A Doctor’s 3-Point Checklist
Most probiotics are dead before they reach your gut. A doctor's 3-point checklist for choosing one that survives stomach acid and actually works.
Calorie Counting Is Lying to You: How Your Gut Bacteria Decide What the Scale Says
The number on the calorie label was never the number your body keeps. Here's the gut-bacteria step the math leaves out, and what to do about it.
Leaps and Bounds…From Ice Cream to Botox
I had a rather hilarious conversation about developing skill sets that come in useful throughout life. In my estimation a couple of things need to be present when…
How I could Have Saved My Father’s Life But Didn’t!!!
In the last email I told you a little bit about what I do and how it all came about. Today I am going to share one of…
How to get Twice as Much Done in a Day
They say it can’t be done! Multi-tasking is a myth started by people selling self-improvement and efficiency. Well, I disagree that it can’t be done and indeed I…