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Aesthetic Clinic in London

Visit Define Clinic in Fitzrovia for doctor-led aesthetic and skin treatments, in the heart of London and moments from Goodge Street.

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Our Clinic in London

Welcome to Define Aesthetic Clinic London, your premier destination for aesthetic and dermatology care in the heart of the city.

Located at 9, 10 Windmill St, our clinic offers a modern, professional environment where your beauty and health needs are met with the highest standards of care. Whether you’re looking for advanced aesthetic treatments to enhance your appearance or the latest medical advancements in dermatology, our expert team is dedicated to providing personalised, top-quality care.

Define Clinic represents excellence in aesthetic, dermatology and wellness treatments. Our London clinic boasts a team of highly skilled practitioners, led by Dr Benji Dhillon, who combines cutting-edge techniques with compassionate care to deliver exceptional results tailored to your unique needs.

Your first visit starts with a conversation, not a treatment. One of our clinicians will sit down with you, listen to what’s actually bothering you, then examine your skin and facial structure before suggesting anything at all. We’ll also take a full medical history, because safe treatment starts with knowing the whole picture. You’ll leave with a clear plan setting out what we’d recommend, why, and what to expect at each stage. There’s never any pressure to book on the day.

Where a treatment involves a prescription-only medicine, such as anti-wrinkle injections, a face-to-face assessment with a qualified prescriber always comes first. Aftercare matters as much as the appointment itself, so you’ll go home knowing exactly what to expect over the following days and who to contact if a question comes up. It’s how we’ve always worked, and it’s one of the reasons so many of our London patients stay with us for years.

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Our Services At Define Clinic London

At Define Clinic London, we offer a broad choice of services in aesthetic, dermatology and wellness treatments, all designed to enhance your natural beauty and improve your health.

Crows Feet

Aesthetic Treatments

Our aesthetic clinic London offers a variety of treatments aimed at rejuvenating your skin, enhancing your features, and boosting your confidence. We provide services such as anti-wrinkle injections, dermal fillers, and high-intensity focused ultrasound (HIFU) for non-surgical skin lifting and tightening. Additionally, we offer specialised treatments like lip and jaw enhancement, non-surgical facelifts, and cheek augmentations. For body contouring and sweat reduction, we have treatments such as CoolSculpting and miraDry.

Alongside our aesthetic work, the London clinic offers consultant-led dermatology covering mole removal, skin tag removal, pigmentation and thread veins, as well as a range of wellness services. If you’re not sure which treatment suits your concern, start with a consultation and let our team point you in the right direction. Many of the treatments listed below have dedicated London pages too, so you can read about Sculptra, HIFU, chin filler and the rest in more depth before you book.

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Our Popular Treatments in London

HIFU Treatment

Ultrasound energy penetrates deep layers of the skin to firm a loose jawline and lift sagging cheeks, without needles.

Nose Filler

A bump on the bridge or a slight droop at the tip can be smoothed out with filler in under thirty minutes.

Anti-Wrinkle Injections

Tiny doses placed across the upper face soften expression lines and slow down the formation of new ones.

Mole Removal 

A consultant dermatologist assesses each mole, removes it cleanly, and arranges histology where appropriate.

Botox 

A go-to treatment for softening crow’s feet, forehead lines, and frown lines without freezing the face.

Microneedling

Fine needles create controlled micro-channels that wake up collagen production, refine pore size, and even out post-acne scarring.

Chin Filler

Filler placed at the chin lengthens the lower face, sharpens the jawline, and improves the side profile in one short session.

Skin Boosters

Hyaluronic acid delivered into the skin layer plumps fine creases and gives a fresh, dewy finish that builds over a few weeks.

Sculptra

A poly-L-lactic acid treatment that rebuilds lost volume in the cheeks and temples gradually over a few months.

The Team At Define Clinic London

Our exceptional team at Define Clinic London comprises leading professionals in aesthetic, dermatology and wellness care. Each member is committed to delivering the highest level of expertise and personalised care.

The clinic is led by Dr Benji Dhillon, a cosmetic surgeon named on Tatler’s list of favourite UK injectors. He founded Define Clinic, has written a book on aesthetics alongside multiple peer-reviewed clinical papers, and teaches internationally through his Master Injector conference in the United States, which has welcomed more than 2,000 delegates. Every practitioner working at the London clinic was chosen by Dr Dhillon personally and trained to his standards.

Around him sits a broad bench of expertise. Dr Arreni Somasegaran, known as the precision injector, and Dr Elina Kovalenko, whose focus is collagen regeneration, cover injectable and skin-stimulating treatments. Dr Benedetta Brazzini and Dr Jeremy Halfhide bring advanced laser and cosmetic dermatology experience, which is reassuring for anyone considering laser work or a dermatology assessment. Sian Bassett, our aesthetic nurse practitioner, supports patients through treatment and aftercare, while advanced skin aestheticians Paris Thomson and Danielle Brade look after facials, peels and ongoing skin health. Dr Arti Singh completes the team as an aesthetic practitioner. Whichever clinician you see, you’re in qualified hands.

Our team of experts dedicated to deliver aesthetic, dermatology and wellness treatments.

REVIEWS

 

Don’t just take our word for it

 

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    Really great service

    Georgina Ravenhall

    25th June 2026

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    Love this place!

    Georgina V

    15th June 2026

  • star icon star icon star icon star icon star icon

    Fantastic! Excellent service and care. Would highly recommend

    Cat O’Gorman

    8th June 2026

Find Us

Opening Times
Monday 09:00 – 18:00
Tuesday 09:00 – 18:00
Wednesday 09:00 – 18:00
Thursday 10:00 – 19:00
Friday 10:00 – 16:00
Saturday Closed
Sunday Closed
Telephone Number 0203 336 4100

Get In Touch With Us

Fill out the form below to book a consultation with our experts.

FAQs

We offer a large range of aesthetic treatments. These include anti-wrinkle injections, skin boosters, fat freezing, and much more.

We are open Monday to Friday from 9:00am to 6:00pm, with adjusted hours on Thursday from 10:00am to 7:00pm. We are closed on weekends.

You can book an appointment anytime by calling us, booking via our online system, or filling out the enquiry form on our website.

We adhere to stringent infection control protocols and guidelines recommended by health authorities. Our team follows rigorous hygiene practices to ensure a clean and safe environment for all our patients. Rest assured, we maintain high standards of cleanliness and sanitation at all times to provide you with a secure and comfortable experience.