HYDRO serum estGen
Moisturizing serum-booster — biopolymer water matrix
Innovative water matrix activating youth markers. It serves as a biopolymer patch protecting the skin's water reservoir, limits water loss (TEWL), strengthens the barrier, and soothes reactive skin. It stimulates the synthesis of hyaluronic acid, collagen expression, and activates sirtuin 1. Specialized product estGen, 30 ml.
- Biopolymer water matrix — reduces transepidermal water loss (TEWL)
- Rebuilds the hydrolipid barrier — ceramide analogue and squalane
- Restores the healthy skin microbiota
- Stimulates hyaluronic acid and collagen, and activates sirtuin 1
After a short consultation, our cosmetologist prepares a personal recommendation with selected products. Collect them in the salon or have them shipped.
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Available at J'adore Instytut salons
This product is available at J'adore Instytut salons following a consultation with a cosmetologist. It is not available for online purchase.
Please contact us by phone before your visit.
- Warszawa · Żelazna ul. Żelazna 59/123, 00-848 Warszawa tel. +48 573 569 431 Map
- Warszawa · Mińska ul. Mińska 29A/46, 03-808 Warszawa tel. +48 732 228 806 Map
- Kraków · Karmelicka ul. Karmelicka 45, 31-128 Kraków tel. +48 732 228 846 Map
This is not ordinaryhydration.
Why estGen?
Maximum hydration
Biopolymer mesh reduces water loss (TEWL).
Strengthens the barrier
Ceramide analogs and squalane rebuild the hydrolipid layer.
Restores microbiota
Supports the natural balance and skin immunity.
Soothes and calms
Reduces irritation, burning, and tingling of reactive skin.
Stimulates youth
Stimulates hyaluronic acid synthesis and collagen expression.
For whatskin?
Created for skin that needs deep hydration and barrier restoration — according to the manufacturer's indications.
Teenagers 12+
After radiotherapy and oncological treatment
Dehydrated skin
With a disturbed hydrolipid barrier, losing water and comfort.
Sensitive and reactive skin
Prone to irritation, burning, and tingling.
Mature skin — anti-aging
With signs of photoaging and perimenopausal aging.
Skin with inflammatory conditions
Needing calming and strengthening of the protective layer.

Tissueengineering
estGen formulas are another biotechnological achievement of the brand — communicating with the living ecosystem of the skin and responding to the needs of 21st-century skin.
Cellular level
Activates sirtuin 1 — a marker of cell longevity that restores skin firmness, elasticity, and glow.
Synthesis from within
Stimulates hyaluronic acid synthesis in the epidermis and dermis and increases collagen expression.
Oncocosmetic
According to the manufacturer, suitable for people after radiotherapy and during oncological treatment.
How to use
Apply
A small amount of serum to previously cleansed facial skin.
Absorb
Wait for the serum to absorb, then apply the appropriate cream.
Or as a booster
Mix directly with estGen cream, enhancing its therapeutic potential.
HYDRO serum vs ordinary moisturizing serum
Active ingredients
Biopolymer moisturizing mesh.
Binds water, fills fine lines.
With glycosphingolipids — supports the barrier.
Soothing ingredient for sensitive skin.
From meadow foam — rebuilds the hydrolipid layer.
Hydration, softening, and antioxidant protection.
Full INCI composition
Aqua, Polyglyceryl-6 Stearate, Glycerin, 1,2-Hexanediol, Coconut Alkanes, Isononyl Isononanoate, Saccharide Isomerate, Triheptanoin, Meadowfoam Estolide, Squalane, Sodium Hyaluronate, Trehalose, Urea, Serine, Pullulan, Glycosphingolipids, Hordeum Vulgare Extract, Linum Usitatissimum Seed Extract, Biosaccharide Gum-1, Polyglyceryl-6 Behenate, Glyceryl Stearate, Cetearyl Alcohol, Tocopheryl Acetate, C13-16 Isoalkane, Carbomer, Arginine, Algin, Xanthan Gum, Pentylene Glycol, Caprylyl Glycol, Sodium Levulinate, Glyceryl Caprylate, Sodium Anisate, Alcohol, Citric Acid, Sodium Citrate, p-Anisic Acid.
Availableexclusively
in the office
Specialist preparation with highly concentrated active ingredients, intended for use in cosmetic and aesthetic medicine offices. At J'ADORE INSTYTUT we use it in treatments — you get the original with the right selection for your skin.

"Moisturizing booster that we reach for with dehydrated, sensitive skin and with a disturbed barrier."
Cosmetologist J'ADORE INSTYTUTWhat will you feel during
The effect of filling fine lines and smoothing the surface of the epidermis.
Reduction of irritation, burning sensation, and tingling of reactive skin.
Better hydration and strengthened barrier — calmer and more resilient skin.
Collagen stimulation and sirtuin activation — regained firmness, elasticity, and glow.
Place in the estGen routine
HYDRO serum is a moisturizing-repair step — works best in a full ritual or as a booster to the cream.
Frequently Asked Questions
For what skin type?
According to the manufacturer: dehydrated, sensitive, hyperreactive skin, with inflammation, with a disturbed hydrolipid barrier, as well as anti-aging, photoaging, and perimenopausal aging.
Safe during pregnancy and for teenagers?
Yes — according to the manufacturer, suitable for pregnant women, teenagers 12+, and people after radiotherapy and oncological treatment.
How to use?
Apply a small amount of serum on cleansed skin, wait for absorption, and then apply cream. You can also mix it directly with estGen cream as a booster, enhancing its effect.
What is the capacity?
30 ml. The professional version is also available in a 75 ml capacity.
Why only in the salon?
This is a specialized preparation with highly concentrated active ingredients — sold exclusively in professional salons. J'ADORE INSTYTUT is a salon working with the brand, so you can be sure of the original.
Delivery and returns?
Shipping usually within 1–3 business days. In Poland, delivery to a parcel locker is free from 300 zł. You have 30 days for returns, no questions asked.
Recommended by cosmetologists · Loved by clients
Full line estGen
estGen products are available at J'adore Instytut salons. Please call us before your visit: Warsaw, Żelazna — +48 573 569 431 · Warsaw, Mińska — +48 732 228 806 · Kraków, Karmelicka — +48 732 228 846.
KOSMETOLOGIA Cosmetology · care plan
Before you choose a voucher, discover the treatment.
estGen treatment
Learn how the estGen clinic therapy combines with home care and for which skin needs the J’ADORE cosmetologist recommends it.
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