Immune System

Dr Megan Rossi offering a pack of SMART STRAINS for your immune system to you
Image of whole family suffering from cold or flu
Pouring SMART STRAINS for your immune system sachet into water

How SMART STRAINS® works

Specially designed with the science in mind

  • The Right Strain

    Lactobacilus rhamnosus, LGG[sup]®[/sup]
    Bifidobacterium lactis, BB-12[sup]®[/sup]
    Clinically proven to support the upper respiratory tract during the winter months, and recommended by Cochrane Library on probiotics.

  • The Right Time

    Take daily when your immune system needs support, especially during the winter months. Suitable for infants, children and adults.

  • The Right Way

    Powder formulation specifically designed to target the nose and throat.
    Directions: Open sachet, sprinkle directly onto tongue, or mix into water, cold food or non-fizzy drinks. Consume immediately, preferably rake with food.
    Dosage: 1 sachet per day, provides the recommended 20 billion live LGG® and BB-12® + lOµg vitamin D3.

Read the Science

We're not like other live bacteria products. Here's why.

    SMART STRAINS[sup]®[/sup] for your immune system

    Powder format designed to start working in the mouth and throat
    Based on the latest clinical review from the world-leading Cochrane Library
    Contains the world's most scientifically studied strains, LGG[sup]®[/sup] and BB-12[sup]®[/sup]
    Formulated by a leading scientist with an award-winning PhD in probiotics
    Contains 100% daily Reference Intake for vitamin D[sub]3[/sub] , as recommended by the NHS, to support the immune system
    No added sugars, sweeteners, emulsifiers, bulking agents, flavours or preservatives
    Suitable for all ages

    Leading immune probiotic brand

    Powder format designed to start working in the mouth and throat
    Based on the latest clinical review from the world-leading Cochrane Library
    Contains the world's most scientifically studied strains, LGG[sup]®[/sup] and BB-12[sup]®[/sup]
    Formulated by a leading scientist with an award-winning PhD in probiotics
    Contains 100% daily Reference Intake for vitamin D[sub]3[/sub] , as recommended by the NHS, to support the immune system
    No added sugars, sweeteners, emulsifiers, bulking agents, flavours or preservatives
    Suitable for all ages

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

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.[sup]1[/sup]

Read the Science

The Right Strain

The Right Time

The Right Way

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.

Read the Science

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Our range of clinically-proven formulations are targeted at specific everyday needs that affect every member of the family. From immune support to fussy babies, our range provides the right strain, at the right time, in the right way to care for you and your family.

References

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