Hyaluronic Acid 3.5% Serum
Moisturising
Plumping
free delivery up to £25 in United Kingdom
100% secure payment CB, Visa, Mastercard, Paypal, Apple Pay, Google Pay






Hyaluronic Acid 3.5% Serum
30 ml • Glass bottle

Made in France

100% natural origin
Ecocert Cosmos Natural

Dermatologically Tested

Vegan
Why we love it
Moisturising, anti-ageing care
Leaves skin more hydrated and elastic, while helping to reduce the appearance of wrinkles
Coats, protects and moisturises hair
Proven effectiveness
Contains 3.5% hyaluronic acid, one of the highest concentrations available in cosmetics
For all skin and hair types
It can be used as it is or customised
Marie Claire Beauty Excellence Award
Aroma-Zone was awarded the Marie Claire 2026 Prix d'Excellence de la Beauté in the Innovation category.
How to Apply Your Concentrated Hyaluronic Acid Serum

Prepare your skin
Wash your face with a mild cleanser, then dry gently with a clean towel.

Lightly moisten your skin
Moisten your skin with a hydrosol or spray to maximise the absorption of your serum.

Apply your serum
Press the pump bottle once to dispense the product into the palm of your hand.
Apply to the entire face and neck using gentle circular movements until the product is completely absorbed.

Seal in the moisture
Complete the application with your day or night cream or a few drops of carrier oil.
Uses Hair care
No-rinse treatment, use one or two squeezes on the lengths and the ends.
On the hair
Apply the serum to the lengths and ends of the hair.
Renowned anti-ageing agent
Plumps and softens the skin
Protects the skin from external damage
Absorbs quickly and leaves the skin feeling soft
Coats, protects and moisturises hair
Suitable for all skin and hair types
Thanks to its high concentration of hyaluronic acid of different molecular weights, our 3.5% Hyaluronic Acid Serum Concentrate provides your skin with intense, long-lasting hydration for up to six hours after application.*
*Laboratory tested using the corneometry method.
80% : face appears more toned
80% : improves skin elasticity
80% : smoothes the skin
85% : skin is left radiant and luminous
80% : regenerates the skin
80% : intensely moisturises the skin

% satisfaction from laboratory tests by dermatologists for 28 days on a panel of 20 volunteers, 10 with sensitive skin.
Tried and tested* hyaluronic acid serum
In 28 days: reduction in the depth and width of wrinkles
Before / After

a) volunteer before using the serum
b) volunteer after 28 days using the serum
* Instrumental test carried out in the laboratory under dermatological supervision for 28 days on a panel of 20 volunteers.
Make your own personalised concentrated skincare
You can customise your serum with 100% natural ingredients and create your own tailor-made product in just 3 minutes.
Customisation table
Click here to see our practical customisation guides and precautions for use.
Customise my neutral base
Precautions for use
Incorporate this hyaluronic acid serum into our home cosmetics recipes. Combined with natural active ingredients and essential oils, this concentrated serum is perfect for looking after your skin and hair.
undefined
undefined
How do I top up my hyaluronic acid concentrate serum?
The bottle is made of reusable glass and the 30 ml and 100 ml eco-refill versions are recyclable and economical.
Step 1
Unscrew and remove the pump from the bottle.
Step 2
Clean the bottle and pump with hot soapy water, rinse and dry thoroughly.
Step 3
Use scissors to open the eco-refill over the predefined area.
Step 4
Pour the contents of the eco-refill into the bottle.
Step 5
Close the bottle by screwing the pump onto the bottle.
For a complete moisturising routine
In & out anti-ageing routine

Combine our Hyaluronic Acid Serum Concentrate with our Hyaluronic Acid - 60 Capsules capsule Hyaluronic Acid - 60 Capsules for an ultra-effective Intense Hydration Duo with Hyaluronic Acid.
This duo improves skin elasticity, moisturises and helps fill in wrinkles thanks to its comprehensive action that cares for your skin from the inside out. For smoother, hydrated, plumper skin!
To find out more
Don't hesitate to consult How do you choose and combine facial serums? on how to use and combine our face serums.
How hyaluronic acid is obtained
Hyaluronic acid is obtained through biotechnology, produced by the fermentation of wheat by non-GMO yeasts.
Hyper-concentrated in hyaluronic acid: 3.5% compared with 0.1 to 1% hyaluronic acid in conventional cosmetics
100% of natural origin and gentle on your skin
Made with hyaluronic acid of different molecular weights (from 5 kDa to 1800 kDa) to improve elasticity, fill wrinkles and hydrate the skin
3.5% Hyaluronic Acid Concentrated Serum
Ingredients: Aqua, Salix nigra bark extract (extract of black willow bark), Sodium hyaluronate (hyaluronic acid, a naturally-derived anti-ageing active ingredient), Glycerin (organic plant glycerin not derived from palm oil, moisturiser), Levulinic acid (plant-derived antimicrobial agent), Sodium Levulinate (plant-derived antimicrobial agent).
100% of the total ingredients are of natural origin. COSMOS NATURAL certified by Ecocert Greenlife according to the COSMOS standard.
Storage
Ready-made base: the shelf life of this product is nine months.
Personalised base: if stored in a cool, dark place and manufactured under optimal hygiene conditions, your product can be used for up to three months.
Precautions
Avoid contact with eyes. In case of contact, rinse immediately and thoroughly with clean water.
In partnership with 24 founding brands, Aroma-Zone is committed to assessing the environmental and societal impact of your products based on more than 50 criteria, using a methodology developed by Afnor Normalisation*.
*Afnor Spec 2215

Environmental and social impact
Impact of the formula
COSMOS NATURAL certified by ECOCERT GREENLIFE.Biodegradable formula**** According to a biodegradability index method.Formulated to limit impact on the aquatic environment****** According to a CLP classification of the formula.
Packaging impact
Reusable packaging.Mostly recyclable packaging.
Impact of manufacturing
Impact of transport
Low CO₂ impact from the transport of raw materials.
Social impact
Product manufactured and packaged in a French facility complying with strict social standards. Product containing no ingredients or derivatives of animal origin.Aroma-Zone is a Mission-Driven Company.
In partnership with 24 founding brands, Aroma-Zone is committed to assessing the environmental and societal impact of your products based on more than 50 criteria, using a methodology developed by Afnor Normalisation*.
*Afnor Spec 2215

Environmental and social impact
Impact of the formula
COSMOS NATURAL certified by ECOCERT GREENLIFE.Biodegradable formula**** According to a biodegradability index method.Formulated to limit impact on the aquatic environment****** According to a CLP classification of the formula.
Packaging impact
Fully recyclable packaging.
Impact of manufacturing
Impact of transport
Low CO₂ impact from the transport of raw materials.
Social impact
Product manufactured and packaged in a French facility complying with strict social standards. Product containing no ingredients or derivatives of animal origin.Aroma-Zone is a Mission-Driven Company.
In partnership with 24 founding brands, Aroma-Zone is committed to assessing the environmental and societal impact of your products based on more than 50 criteria, using a methodology developed by Afnor Normalisation*.
*Afnor Spec 2215

Environmental and social impact
Impact of the formula
COSMOS NATURAL certified by ECOCERT GREENLIFE.Biodegradable formula**** According to a biodegradability index method.Formulated to limit impact on the aquatic environment****** According to a CLP classification of the formula.
Packaging impact
Fully recyclable packaging.
Impact of manufacturing
Impact of transport
Low CO₂ impact from the transport of raw materials.
Social impact
Product manufactured and packaged in a French facility complying with strict social standards. Product containing no ingredients or derivatives of animal origin.Aroma-Zone is a Mission-Driven Company.
In partnership with 24 founding brands, Aroma-Zone is committed to assessing the environmental and societal impact of your products based on more than 50 criteria, using a methodology developed by Afnor Normalisation*.
*Afnor Spec 2215

Environmental and social impact
Impact of the formula
COSMOS NATURAL certified by ECOCERT GREENLIFE.Biodegradable formula**** According to a biodegradability index method.Formulated to limit impact on the aquatic environment****** According to a CLP classification of the formula.
Packaging impact
Fully recyclable packaging.
Impact of manufacturing
Impact of transport
Low CO₂ impact from the transport of raw materials.
Social impact
Product manufactured and packaged in a French facility complying with strict social standards. Product containing no ingredients or derivatives of animal origin.Aroma-Zone is a Mission-Driven Company.
Environmental qualities and characteristics product sheet
Reference
0402801 - Concentrated hyaluronic acid serum 30 ml
Main packaging material
Glass bottle
Reuse
Refillable packaging
Recyclability
Most packaging can be recycled
Reference
0430901 - Ecorecharge Hyaluronic Acid Concentrate 30 ml
Main packaging material
PE refill
Recyclability
Most packaging can be recycled
Reference
046850101 - Concentrated hyaluronic acid serum 100 ml
Main packaging material
Glass bottle
Reuse
Refillable packaging
Recyclability
Most packaging can be recycled
Reference
0498301 - 100 ml hyaluronic acid concentrate eco-refill
Main packaging material
PE refill
Recyclability
Most packaging can be recycled
Very good
Very good
Very good, pleasant and effective
Great texture, it has become my morning ritual
Seems effective, to be seen in the long term? Nevertheless, I find the texture very dry, it doesn't leave the skin looking soft and nourished.
Associated products

£16.50
article
Associated tips

Natural actives














