A Follicle Intelligence.ai company

About Hair Longevity Institute

A specialist institute built around better hair-health decisions

Hair Longevity Institute brings together clinical assessment, trichology, structured imaging, treatment planning and longitudinal monitoring within the Follicle Intelligence.ai group.

Why HLI exists

Created to replace fragmented, treatment-first advice

People often face a confusing mix of retail suggestions, online claims and clinic pathways that jump to products or procedures before the clinical picture is clear.

Fragmented advice across clinics, retail and online sources

One institute pathway that centres assessment before products or procedures.

Treatment-first decision-making from appearance alone

History, images, scalp context and clinical interpretation considered together.

Inconsistent documentation and limited monitoring

Structured review and longitudinal follow-up where ongoing care makes sense.

Confusing information without clear referral boundaries

Evidence-aware communication, professional judgement and referral when better placed.

Clinical philosophy

Principles that guide the institute

  1. 01

    Assess before treating

    Understanding the picture comes before selecting an intervention.

  2. 02

    Preserve existing hair where possible

    Stabilisation and donor awareness matter alongside any restorative discussion.

  3. 03

    Consider the whole clinical picture

    Pattern, symptoms, history, medications and context—not a single snapshot.

  4. 04

    Distinguish observation from assumption

    What can be supported from available evidence is separated from speculation.

  5. 05

    Document change consistently

    Comparable images and notes support honest review of progression and response.

  6. 06

    Use technology to support judgement

    Systems organise and connect information; they do not replace the clinician.

  7. 07

    Refer when another professional is better placed

    GP, dermatology, pathology, prescribing or surgical review when indicated.

Leadership

Led with specialist trichology expertise

Paul Green brings more than 30 years of experience across trichology, hair-loss assessment, hair restoration planning, clinical education, treatment planning and donor protection—with ongoing involvement in research and innovation.

Authority here is institutional and clinical: structured assessment, realistic planning and clear referral boundaries—not inflated titles or guaranteed outcomes.

Hair Longevity Institute is part of the Follicle Intelligence.ai group.

Part of the Follicle Intelligence.ai group

HLI is the specialist hair and scalp assessment and longevity division of the Follicle Intelligence.ai group. The wider group supports clinical systems, patient journeys, independent review, education and research infrastructure—so HLI can stay focused on assessment, planning and monitoring rather than becoming a product catalogue.

Sibling pathways for surgical review, clinical systems and professional education are summarised in the site footer. This page stays focused on the institute and its clinical purpose.

Research and development

Engaged with areas that shape hair-health decisions

HLI engages with clinical observation, structured imaging and longitudinal monitoring across topics that matter to patients and professionals. Publication or peer-review claims are stated only where verified.

  • Female pattern hair loss
  • Hair ageing and follicular longevity
  • Androgenetic alopecia
  • Trichoscopy and structured imaging
  • Donor preservation
  • Regenerative approaches—discussed with appropriate evidence limits
  • Longitudinal outcome and monitoring analysis

Explore Our Science

Standards and responsibility

Commitments that shape how HLI works

  • Evidence-aware public communication
  • Respect for patient privacy and sensitive images
  • Clinical governance and professional boundaries
  • Transparent limits of online assessment
  • Referral when in-person or specialist care is needed
  • Continual review of pathways and language

HLI assessment supports clinical interpretation and next-step planning. It does not replace your GP, emergency services or a prescribing doctor.

Begin With Understanding

Start with specialist assessment

Take the first step toward a clearer picture of your hair health—within the Follicle Intelligence.ai group ecosystem.