
Hormone &Health
Clinic
Specialising in Hormones, Gut Health, Skin & Weight Loss
BOOK YOUR 15 MINUTE DISCOVERY CALL TO FIND OUT HOW WE CAN HELP YOU

We are the hormone, gut, skin & weight loss specialists
At The Barleycorn Clinic, a CQC Registered Clinic, we are proud to be the first Advanced Nurse Practitioner Prescriber & Functional Medicine–led clinic, redefining a truly personalised approach to healthcare.
We support you in navigating your hormones and overall health through at-home functional laboratory testing, expert clinical analysis, and personalised coaching. Our approach combines science-backed solutions with compassionate care, helping you restore balance, optimise health, and feel your best.
We also offer advanced medical aesthetic treatments, delivered by a highly qualified healthcare professional, designed to enhance both confidence and wellbeing from the inside out.
Alongside this, our clinician-led weight loss injection clinic provides ongoing, personalised support throughout your journey — ensuring safe, effective, and sustainable results, far beyond what an online pharmacy can offer.
HRT Clinic
We are a CQC registered clinic, led by our NMC-registered, British Menopause Society (BMS)–trained practitioner, offering a whole-health approach to hormone replacement therapy. Our care is evidence-based, personalised, and designed to support you through every stage of perimenopause and menopause with confidence.

HORMONE & DUTCH TESTS . GUT & WELLNESS TESTS .
PERI/MENOPAUSE & ADRENAL SUPPORT PROGRAMS . WEIGHT LOSS . HRT CLINIC

Personalised hormone and gut support & expert medical aesthetics, with weight loss support
The First Nurse Practitioner Prescriber & Functional Medicine–Led, CQC Registered Clinic — redefining healthcare through a patient-centred, evidence-based, and truly holistic approach.
As a fully CQC registered clinic, we are committed to delivering safe, high-quality, and regulated care you can trust.
We provide personalised support at every stage of your health journey. With a dual foundation in Functional and Conventional Medicine, our clinician combines science, experience, and compassion to help you reclaim your vitality. We work in partnership with you to uncover the root causes of illness and restore balance — not just manage symptoms.
Our clinic offers advanced functional laboratory testing, including DUTCH hormone testing, comprehensive blood analysis, and gut health panels, alongside other leading diagnostics. This enables us to identify imbalances with precision and deliver highly personalised, targeted care.
We are also proud to offer a dedicated Hormone Replacement Therapy HRT clinic, led by our British Menopause Society–trained practitioner, providing expert, evidence-based support for perimenopause and menopause. Our approach ensures safe, individualised treatment tailored to your unique hormonal profile and symptoms.
We are a clinician-led weight loss clinic — not an online pharmacy — offering ongoing, personalised medical support throughout your journey. Our focus is on safe, effective, and sustainable results, with continuous guidance every step of the way.
NOT SURE WHAT'S FOR YOU?
BOOK YOUR 15 MINUTE DISCOVERY CALL TO FIND OUT HOW WE CAN HELP YOU
Our Health Programs
Some of our Core Tests and Health Programs - click on links below to find out more.
Dutch Hormone & Gut Health Test Combo Programs
Food Sensitivities & Intolerance Tests
Our lab testing options cover a wide range of health concerns.
Meet the Clinical Director
DONNA BARLEYCORN
Advanced Nurse Practitioner Prescriber (NMP/RN) Certified Functional Medicine Clinician (FDN-P) MSc BSc hons Dip HE PGCHE FHEA
CQC Registered Clinic
At the Barleycorn Clinic, the First Advanced Nurse Practitioner Prescriber & Functional Medicine–Led Clinic — we provide personalised consultations and treatments either virtually through tele-health or in our discrete private clinic located in West Sussex. Our multidisciplinary team brings together a highly experienced Nurse Practitioner and a GP Advisor specialising in women’s health, ensuring a truly holistic and personalised approach to care.

.jpg)
Download your free
ebook now!
THE ULTIMATE GUIDE TO MENOPAUSE & WEIGHT LOSS
As we approach menopause, it seems to become harder and harder to lose weight, with many people turning to cult slimming clubs or weight loss drugs.. there's often underlying health issues getting in the way. Sign up to my newsletter and download your free book below!





