The laboratory

Dielen is a French biotechnology company created in 1978 by Bernard Noel, an agronomist engineer. Since its creation, Laboratoire Dielen has specialised in the development, production and sale of natural health products.
Our mission: to offer everyone natural health products that are safe, effective, environmentally friendly and alleviate day-to-day health problems.

In collaboration with research centres, universities and renowned hospitals, Laboratoire Dielen has developed a range of active ingredients and effective dietary supplements.

When developing our products, we base our decisions on effectiveness, naturalness and compliance with the highest quality standards. Our ingredients and supplements are clinically tested.

Our products are available in France and worldwide.

The team

Bernard Noël


Antoine Noël


Paul Violette




Date when Laboratoire Dielen was created.

Beginning of collaborative research by Dr Lefevre and Bernard Noel on bioactive marine peptides and hydrolysed collagen.


Studies of products led by Professor Cloarec of Tenon Hospital (Paris).

Year of launch of Dielen’s range of dietary supplements.


Dielen now has about 20 partners worldwide and is enjoying strong sales growth in French pharmacies.


The supplements of Laboratoire Dielen are designed by nutritionists and medical experts in accordance with four principles.

● Offer effective formulas with health benefits that are proven by clinical studies.

● Produce original dietary supplements that are mainly based on natural ingredients.

● Ensure the products are provided in an optimal and balanced nutritional dose.

● Ensure pharmaceutical-level production quality.


The dietary supplements of Laboratoire Dielen are produced in accordance with the HACCP Manufacturing Best Practices and rules.

Our internationally renowned partners have ISO and Pharmaceutical Manufacturing Best Practices certification. Our production site is approved by the French authorities.
Dielen natural health products are certified by Friends of The Sea and comply with principles of responsible fishing and the preservation of marine resources.
Laboratoire Dielen is committed to the protection of the environment and controls the raw materials it uses, preferring the use of products of natural origin.
Laboratoire Dielen invests in high-level sport and supports the members of the French national ski cross team and trail teams such as Cotentin Trail.