
Welcome to The Maas Clinic
proud winners of Leading Doctor of Integrated Medicine
at the European Medicine Awards 2022.

The perfect balance of Science and Nature
– bespoke wellness for your body and mind.
We believe in the individual. We’ll work closely with you to not only treat
your symptoms, but to find the root cause and we'll provide the support, solutions
and strategies needed to help you live a happy, healthy and active life.
Our West Sussex Clinic

‘A slice of heaven nestled in the middle of nowhere.’
Our little barn is nestled in the scenic landscapes of the South Downs. Subtle and serene. You’d never believe that a world recognised health and wellness clinic weaves its magical healing blend of Functional Medicine – Science and Nature behind these doors! Whether you’re struggling with ongoing illness or challenged by an undiagnosed issue, our team are here to help you.
Our London Clinic

'Truly at the centre of everything.'
Perfectly located in stunning Mayfair, 58 South Molton Street is a calm oasis in the middle of the city. Our clients feel transported to a retreat where their individual health and wellness needs are looked after from arrival to departure. Here you will find everything you’ve come to expect from The Maas Clinic with the benefit of our city centre location and 1:1 time with Laurens.
Take the first step in creating a life of optimal health, performance and vitality.
IMPROVE YOUR HEALTH AND WELLBEING
Creating bespoke solutions to improve the health of your body and mind.
OPTIMISE YOUR ATHLETIC PERFORMANCE
World-class scientific expertise to enable you to achieve optimal results.
Achieve, maintain and celebrate optimal health and vitality everyday.


Laurens Maas
B.Sc.Ost. G.Os.C. DI.Hom.I.MD
Dr Maas is recognised as Europe’s leading Doctor of Integrated Medicine by the European Medicine Awards.
“I believe that everyone should have the opportunity to strive for, achieve and maintain optimal health. Our approach is 100% scientific however our application is 100% natural.
We look at lifestyle factors, previous life events, hormones and gut function in great detail to build a picture that informs the bespoke improvement programme we create for each client.”
CLIENT TESTIMONIALS
How we've made a difference
News & views
5 tips for a better night’s sleep
Adequate, good quality sleep is an essential component to your overall health and wellbeing. Here we share 5 tips for a better night’s sleep....
What are epigenetics & nutrigenomics?
Erroneous gene coding can indicate a predisposition to diseases and chronic illnesses. Fortunately, once we know that there is a gene code error, we can use epigenetics to influence and correct it....
Recipes
Paleo Blueberry Muffins
This recipe is the perfect wheat free baking treat with fresh fruit and a lower gluten content....
Books
Empowering guides
Laurens is a Doctor of Integrated Medicine (USA), with over 25 years’ experience as a leader in the field of Functional and Integrated medicine. Here he brings you a number of comprehensive and empowering guides on crucial health topics.