At MOLÉCULES de FONCTION, we don’t see skin as a surface. We see a living, intelligent biological system—constantly communicating, adapting, protecting, repairing and renewing. What you see on the outside is the result of thousands of molecular functions happening beneath it. That’s where we start.

Bringing together cosmetic chemistry, dermatology, nutrition, pharmacology and longevity science, we formulate at the intersection of skin science and human molecular design. Our formulas support barrier integrity, intelligent hydration, cellular function and resilience, while targeting key processes associated with skin ageing, including inflammation, glycation and oxidation.

In an era of high-intensity skincare, we believe more isn’t always more. Irritation isn’t efficacy. Skincare should support your skin’s function, not give it another problem to solve.

Founded by Marietjie Muijs, who has spent more than 20 years exploring function in the body and skin and was part of the founding team behind cult beauty brand Grown Alchemist, MdF is built on one belief: the future of beauty lies in understanding molecular biology.

We don’t chase trends. We chase function. This isn’t magic. It’s molecular design.

WE COUNT MOLECULES. NOT BIRTHDAYS.

MOLÉCULES de FONCTION is a brand operated by GATAC GROUP LTD.
Registered office: 35 Cybercity, Level 3, Alexander House, Ebene 72201, Mauritius.
Company No. C217124.