The Doctor's Kitchen Podcast #305 How to Choose the Right Probiotic for You and How They Work | Dr. Megan Rossi PhD
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Jul 9, 2025 
In this enlightening conversation, Dr. Megan Rossi, a registered dietitian and nutritionist with a PhD in probiotics and founder of The Gut Health Doctor®, dives deep into the world of probiotics. She demystifies the differences between probiotics and fermented foods, stressing the importance of specific strains. You'll learn how to navigate the supplement aisle confidently, choose the right probiotics for your needs, and the role of diet in enhancing gut health. Dr. Rossi also tackles misconceptions and highlights dietary factors crucial to optimizing your microbiome.
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Dose and Strain Matter
- Take probiotic doses at or above the amounts proven effective in clinical trials. - Beware of multi-strain probiotics that haven't been tested clinically as combinations.
Probiotics Have Proven Uses
- World Gastro Organization gives level one evidence for probiotics reducing antibiotic-associated diarrhea and colic in babies. - Specific strains like LGG and BB12 are proven effective in these indications.
Probiotics Reduce Relapse Risks
- Probiotics can reduce antibiotic-associated diarrhea across different antibiotics and reduce relapse of vaginal infections. - Relapse rates for thrush and bacterial vaginosis are high and probiotics can lower relapse risk significantly.