Harley Street Institute

    Anti-Ageing & Longevity Medicine

    Module 2 · Foundational Certificate

    Gut & Microbiome

    The gut as an active driver of systemic ageing: barrier integrity, the microbiome, dysbiosis as a hallmark of ageing, and how gut-focused intervention influences inflammation across the whole system.

    Where this module sits

    Module 2 belongs to the Foundational Certificate stage. 5 taught lessons are planned, each with a learning objective, a mini case, a short quiz and a downloadable worksheet.

    Teaching content for this module is in development. Module 1: Foundations is published and is the correct place to begin. Open Module 1

    Other modules in the programme

    Module 1

    Foundations

    Content published

    Module 3

    Integration & Application

    Content in development

    Module 4

    Hormones & Metabolic Health

    Content in development

    Module 5

    Longevity Science

    Content in development

    Module 6

    Nutrition & Lifestyle Prescribing

    Content in development

    Module 7

    Clinical Application & Ethics

    Content in development

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    From Aesthetic Intelligence

    Further reading

    Continue with relevant clinical analysis and evidence reviews from the HSI journal.

    The Ageing Curve

    A clinical review of non-linear biological ageing, the menopausal collagen cliff, and a four-stage framework for timing biostimulatory and corrective treatment rather than reacting to whichever feature bothers the patient.

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    Different Doors In, Same Standard Out

    A position paper on UK aesthetic training: why professional title is a poor proxy for competence, a fifteen-domain Aesthetic Core Curriculum, gap-directed bridging education, and one identical exit standard before independent practice.

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    Rich, Famous or Skilled?

    A research-led analysis of the three business models in aesthetic medicine — wealth, reputation and mastery. Time allocation, personality fit, entry motives, part-time and flexible practice, and whether you really need to enjoy the work to do it well.

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