Real Food Radio Episode 015: Supporting Your Microbiome

Welcome to Real Food Radio! This week Nicole is on assignment, so I invited Ryan Whitcomb to the show for an interview about the Microbiome and probiotics.  Ryan is a registered dietitian and owner of Gut RXN Nutrition, which specializes in treating individuals with food sensitivities relating to chronic inflammation.

In this episode, we discuss keeping your Microbiome balanced, how the Microbiome affects your health, and how to find the best probiotic supplements for your body.

Also discussed in Episode 15…

  • Ryan Whitcomb- RD, CDN, CLT
  • Link to Ayla & Ryan’s podcast on supplements
  • Gut RXN Nutrition
  • The Microbiome, probiotics and health
  • Definition of the Microbiome
  • Microbes are everywhere!
  • Each person has a unique Microbiome
  • Influences on the Microbiome
  • The Microbiome in the womb, during delivery and post delivery
  • Seeding
  • Bifidobacteria
  • Dysbiosis- imbalance of microbes
  • Ecoli
  • Signs of an imbalanced Microbiome
  • Leaky gut
  • Antibiotics & the Microbiome
  • Stress
  • Antibacterial soaps & hand sanitizer
  • Diet & the Microbiome- Paleo, low Fodmap
  • Prebiotic foods
  • Foods that promote opportunistic bacteria
  • Foods that promote good bacteria
  • Fiber
  • Fermented foods
  • Probiotic supplements
  • Finding the right probiotic
  • Decoding probiotic labels
  • Probiotics need to survive gastric gases
  • Human origin probiotics vs. soil based probiotics

Disclaimer: Nothing in this podcast should be taken as medical advice.

Here are a sample of common conditions and some of the strains of probiotics that research shows may help the condition. Note that this list is not inclusive. Also including a few examples of brands that contain one or more of the strains.  Note: It is not recommended that you start a probiotic without consulting with your physician or qualified healthcare professional first.

Condition Probiotics strains (not inclusive) Examples of Brands
Constipation Bifidobacterium lactis Bb12

Escherichia coli Nissle 1917

Lactobacillus casei Shirota

Lactobacillus rhamnosus Lcr35

Bifidobacterium breve PXN 25

Bifidobacterium longum PXN 30 Bifidobacterium lactis Bi-07, Lactobacillus acidophilus NCFM, Bifidobacterium lactis Bl-04

Lactobacillus acidophilus PXN 35

Lactobacillus casei PXN 37

Lactobacillus rhamnosus PXN 54

Streptococcus thermophilus PXN 66

Bifidobacterium breve PXN 25

Bifidobacterium infantis PXN 27

Lactobacillus acidophilus PXN 35

Lactobacillus casei PXN 37

Lactobacillus delbrueckii ssp. bulgaricus PXN 39,

Lactobacillus rhamnosus PXN 54

Streptococcus thermophilus PXN 66

Bifidobacterium lactis HN019, Lactobacillus acidophilus NCFM

Standard Process ProSynbiotic


Garden of Life Raw Probiotics Colon Care

Antibiotic Use Lactobacillus rhamnosus GG

Saccharomyces cerevisiae variety boulardii (Biocodex strain)

Lactobacillus plantarum 299v

Lactobacillus reuteri Protectis

Lactobacillus acidophilus La5

Bifidobacterium lactis Bb12

Bifidobacterium lactis Bi-07

Lactobacillus acidophilus NCFM

Bifidobacterium lactis Bl-04

Metagenics Ultra Flora Spectrum (and a variety of other Metagenics Probiotics)

Culturelle Digestive Care

Culturelle Kids Probiotic

Biocidex Florastor

Jarrow Formulas Femdophilus

Gerber Soother Colic Drops


Irritable Bowel Syndrome Bifidobacterium infantis 35624

Lactobacillus fermentum VRI-003

Lactobacillus fermentum VRI-003

Bifidobacterium bifidum CUL-20

Bifidobacterium lactis CUL-34

Lactobacillus acidophilus CUL-21

Lactobacillus acidophilus CUL-60


Pharmanex Probio PCC

Jarrow Ideal Bowel Support 299v

Metagenics Ultra Flora Intensive Care

Genestra HMF Pre + Probiotic (and other Genestra probiotics)

Useful Links…

Boston Functional Nutrition on Facebook
Whole Health RD
Whole Health RD on Facebook
Music Credit:



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  1. kyle on November 9, 2016 at 9:07 pm

    I’d be interested in knowing more about probiotic strains. You mentioned you might put the information in the show notes.

    Thank you!

    • Ayla Withee, MS, RDN, LDN on November 10, 2016 at 1:12 pm

      Hi! I just added that info. Hope it is helpful, thanks for listening.

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