4D Replenishing Serum
£115.50
A next-generation replenishing serum powered by an ultra-low molecular weight Hyaluronic Acid complex designed to deliver immediate and long-lasting hydration for skin that feels smoother, plumper and deeply replenished.
The lightweight, fast-absorbing formula provides up to 72 hours of hydration, leaving skin feeling supple, refreshed and comfortable. With continued use, it helps maintain optimal moisture levels and improve the overall appearance of dehydrated skin.
Flexible and interest-free credit available with ![]()
A next-generation replenishing serum powered by an ultra-low molecular weight Hyaluronic Acid complex designed to deliver immediate and long-lasting hydration for skin that feels smoother, plumper and deeply replenished.
Quench 4D combines 0.25% ultra-low molecular weight Hyaluronic Acid, Saccharide Isomerate, Glycogen and Glycerin to attract and retain moisture while helping to support the skin's natural hydration levels.
The lightweight, fast-absorbing formula provides up to 72 hours of hydration, leaving skin feeling supple, refreshed and comfortable. With continued use, it helps maintain optimal moisture levels and improve the overall appearance of dehydrated skin.
Ideal for dry, dehydrated, mature or moisture-depleted skin, and suitable for use on the face, neck, décolletage and hands.
This product can be used as part of our exclusive at-home Anti-Ageing Facial, as well as our Pigmentation Facial.
Benefits
• Provides immediate and long-lasting hydration
• Delivers up to 72-hour hydration
• Helps replenish moisture-depleted skin• Helps improve the appearance of dry and dehydrated skin
• Leaves skin looking plumper and more supple
• Supports a smoother-looking complexion
• Helps maintain optimal skin hydration
• Lightweight and fast-absorbing
• Suitable for use on the face, neck, décolletage and hands
• Ideal for layering beneath moisturiser
Key Ingredients
0.25% Ultra-Low Molecular Weight Hyaluronic Acid
A highly soluble form of Hyaluronic Acid designed to provide effective hydration and support a plumper, smoother-looking complexion.
0.75% Saccharide Isomerate
A long-lasting moisturising ingredient that helps bind moisture to the skin and support sustained hydration.
0.1% Glycogen
A naturally derived moisturising ingredient that helps support skin hydration and a healthy-looking complexion.
3% Glycerin
A powerful humectant that attracts and retains moisture, helping to maintain soft, supple and comfortable skin.
Clinical Results
Clinical testing demonstrated that Quench can provide significant improvements in skin hydration, including:
• Up to 130% increase in skin hydration
• Up to 72 hours of lasting hydration
• Highly soluble ultra-low molecular weight Hyaluronic Acid complex
Results based on clinical testing. Individual results may vary.
How to Use
Apply 1–2 pipettes to the face, neck, décolletage and backs of the hands. Gently massage into the skin until fully absorbed.
Use daily or whenever skin needs an additional boost of hydration. Follow with moisturiser to help seal in moisture.






Paola –
I bought this product as part of a selection that Eleni put together for me based on the personal needs of my skin.
After a week of using these products, my skin looks brighter and some lines have actually softened.