Dr Megan Rossi in consultation with patient about vaginal microbiome and SMART STRAINS for your vaginal microbiome

With us, taking live bacteria is no longer a billion-to-one shot

At SMART STRAINS® we're challenging the scattergun supplements approach with targeted, clinically-proven formulations - taking the guesswork out of it.

The driving force behind SMART STRAINS®

Have you ever wondered if you're getting the most from your live bacterial supplements? Following on from her award-winning PhD in probiotics, The Gut Health Doctor® Dr Megan Rossi reveals the scientific truth behind live bacteria supplements and why we haven't unlocked their full potential. Until now...

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Dr Megan Rossi The Gut Health Doctor

Formulated by Dr Megan Rossi The Gut Health Doctor®

The Gut Health Doctor®, Dr. Megan Rossi (PhD, RD) is a leading dietitian, nutritionist and gut health authority with an award-winning PhD in probiotics. With SMART STRAINS®, she is revolutionising how people take live bacteria to care for them and their families, one strain at a time.

The SMART STRAINS® range

Meet our family of clinically-proven, targeted live bacterial strains, formulated by The Gut Health Doctor®

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Right Strain

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Right Time

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Right Way

70

%
of regular users of live bacterial supplements find it difficult to choose the right supplement

60

%
of people do not check the specific bacterial strains they are buying

51

%
are unaware that different probiotic strains treat different conditions
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We’re Credible.

We’re Trusted.

We’re Trailblazers.

If you’re confused about live bacterial supplements, you’re not alone. That’s where SMART STRAINS® steps in. We’re here to the bring clarity and education.

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Patient holding and reading pack of SMART STRAINS for your vaginal microbiome

Where to buy SMART STRAINS®

Buy your SMART STRAINS® through our website or:

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References

1. Data on File. January 2025. Opinium Research - Independent Survey of 2000 people reflective of the UK population