Hydra+ Sérum Booster Désaltérant

Alphanova

Where to buy Possibly in stock

About this product

The Alphanova Hydra+ Sérum Booster Désaltérant is a serums, essence, ampoule. Our analysis of its 27 ingredients (19 low-risk) rates it Excellent (100/100). Heads up: it contains fragrance, which can irritate sensitive or reactive skin.

Vegan-friendly Reef-safe

Summarised from our ingredient analysis — not brand marketing copy.

At a glance

Type
Serums, Essence, Ampoules
Ingredients
27
Low-risk
19
Fragrance
Contains fragrance
Origin
France
Data updated
May 2026

The evidence

Quick Product Notes

Paraben-Free Sulfate-Free Alcohol-Free Silicone-Free EU Allergen-Free Fungal Acne (Malassezia) Safe

Notable Effects & Ingredients

No Notable Effects & Ingredients

Ingredients Related to Skin Types

Good   Bad — tap a skin type to see which ingredients · estimated from ingredient functions
Dry Skin 4/5
Good for dry skin
Glyceryl Caprylate Sodium Hyaluronate Glycerin Hydrolyzed Hyaluronic Acid
Caution for dry skin
Glyceryl Caprylate Lauryl Glucoside Myristyl Glucoside Xanthan Gum Glycerin
Oily/Acne-Prone Skin No data
Sensitive Skin 3/6
Good for sensitive skin
Glycerin Aloe Barbadensis Leaf Juice Powder Cyperus Papyrus Leaf Cell Extract
Caution for sensitive skin
p-Anisic Acid Cyperus Esculentus Root Oil Glycerin Citric Acid Sodium Benzoate Potassium Sorbate

Ingredients list

27 total
Lower hazard (1) Higher hazard (3)
All27 Skin Conditioning20 Fragrance9 Hair Conditioning4 Humectant4 Masking4 Solvent3 Cleansing2 Surfactant2
EWG CIR Ingredient Name & Cosmetic Functions Notes
1
Water
(Solvent)
Spiraea Ulmaria Flower Water
(Skin Conditioning)
2
A
Glycerin
(Denaturant, Fragrance, Hair Conditioning, Humectant, Oral Care Agent, Oral Health Care Drug, Skin Protecting, Viscosity Decreasing Agent, Perfuming, Solvent)
Good for Dry Skin
Good for Dry Skin
Fungal Acne
Fungal Acne Trigger
SIMMONDSIA CHINENSIS SEED OIL
(Hair Conditioning, Skin Conditioning, Skin Conditioning Emollient)
1
Cyperus Esculentus Root Oil
(Masking)
3
C15-19 Alkane
(Solvent)
1
A
Sodium Hyaluronate
(Skin Conditioning, Humectant)
Good for Dry Skin
Good for Dry Skin
1
Hydrolyzed Hyaluronic Acid
(Hair Conditioning, Humectant, Skin Conditioning)
Bisabolol
(Fragrance, Skin Conditioning, Soothing)
Cyperus Papyrus Leaf Cell Extract
(Antioxidant, Skin Protecting)
1
3
Aloe Barbadensis Leaf Juice Powder
(Skin Conditioning)
Good for Sensitive Skin
Good for Sensitive Skin
1
B
Lauroyl Lysine
(Hair Conditioning, Skin Conditioning, Viscosity Controlling)
1
A
Xanthan Gum
(Binding Agent, Emulsion Stabilising, Skin Conditioning, Surfactant Emulsifying Agent, Viscosity Increasing Agent, Binding, Gel Forming, Viscosity Controlling)
1
B
Lauryl Glucoside
(Cleansing, Surfactant)
Polyglyceryl-6 Laurate
(Emulsifying)
1
A
Glyceryl Caprylate
(Skin Conditioning, Emollient, Emulsifying, Surfactant)
1
B
Myristyl Glucoside
(Cleansing)
1
A
Sodium Gluconate
(Chelating Agent, Skin Conditioning)
TOCOPHEROL
(Antioxidant, Fragrance, Skin Conditioning)
Helianthus Annuus Seed Oil
(Fragrance, Skin Conditioning, Skin Conditioning Emollient)
2
A
Citric Acid
(Chelating Agent, Fragrance, Ph Adjuster, Buffering Agent, Masking)
Bad for Sensitive Skin
Bad for Sensitive Skin
1
A
Biosaccharide Gum-1
(Skin Conditioning)
3
A
Potassium Sorbate
(Fragrance, Preservative)
1
p-Anisic Acid
(Flavoring Agent, Fragrance, Masking)
1
Sodium Levulinate
(Skin Conditioning)
3
A
Sodium Benzoate
(Fragrance, Preservative, Anticorrosive, Masking)
PARFUM
(Fragrance, Perfuming)

My Ingredient Notes

No personal ingredient notes yet. Save ingredients to your profile to get good/bad alerts here.

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Key ingredients

Antioxidants
Shields skin from free radical damage.
Hyaluronic Acid
Hydrates by attracting and holding water.
Vitamin E
Protects skin and soothes irritation.

Benefits

HydratingBoosts hydration and relieves dry, tight skin.
Barrier RepairStrengthen and restore your skin's natural barrier.
Redness ReducingSoothes visible redness and calms irritation.
Scar HealingImproves the look of marks and scars.
Anti-AgingSoftens lines and helps skin look youthful.
Reduces IrritationEases discomfort and supports skin resilience.
BrighteningRestores radiance to dull, tired skin.
Good For Oily SkinBalances oil and helps reduce shine.

Concerns

Not fungal acne (malassezia) safe
May not suit dry skin
May not suit sensitive skin

Ingredients explained

Water
Solvent
Low-hazard ingredient.Read moreShow less
EWG 1 Solvent
Spiraea Ulmaria Flower Water
Skin conditioning
Limited public safety data.Read moreShow less
EWG N/A Skin conditioning
SIMMONDSIA CHINENSIS SEED OIL
Hair conditioning, Skin conditioning
Limited public safety data.Read moreShow less
EWG N/A Hair conditioningSkin conditioningSkin conditioning emollient
Cyperus Esculentus Root Oil
Masking
Low-hazard ingredient.Read moreShow less
EWG 1 Masking
C15-19 Alkane
Solvent
Low-to-moderate hazard.Read moreShow less
EWG 3 Solvent
Hydrolyzed Hyaluronic Acid
Hair conditioning, Humectant
Low-hazard ingredient.Read moreShow less
EWG 1 Hair conditioningHumectantSkin conditioning
Bisabolol
Fragrance, Skin conditioning
Limited public safety data.Read moreShow less
EWG N/A FragranceSkin conditioningSoothing
Cyperus Papyrus Leaf Cell Extract
Antioxidant, Skin protecting
Limited public safety data.Read moreShow less
EWG N/A AntioxidantSkin protecting
Lauroyl Lysine
Hair conditioning, Skin conditioning
Low-hazard ingredient.Read moreShow less
EWG 1 CIR B Hair conditioningSkin conditioningViscosity controlling
Xanthan Gum
Binding agent, Emulsion stabilising
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A Binding agentEmulsion stabilisingSkin conditioningSurfactant -emulsifying agentViscosity increasing agentBindingGel formingViscosity controlling
Lauryl Glucoside
Cleansing, Surfactant
Low-hazard ingredient.Read moreShow less
EWG 1 CIR B CleansingSurfactant
Polyglyceryl-6 Laurate
Emulsifying
Limited public safety data.Read moreShow less
EWG N/A Emulsifying
Glyceryl Caprylate
Skin conditioning, Emollient
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A Skin conditioningEmollientEmulsifyingSurfactant
Myristyl Glucoside
Cleansing
Low-hazard ingredient.Read moreShow less
EWG 1 CIR B Cleansing
Sodium Gluconate
Chelating agent, Skin conditioning
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A Chelating agentSkin conditioning
+ 8 more — see the full ingredients list above
Glycerin
Denaturant, Fragrance
Low-hazard ingredient.Read moreShow less
EWG 2 CIR A DenaturantFragranceHair conditioningHumectantOral care agentOral health care drugSkin protectingViscosity decreasing agentPerfumingSolvent Good for Dry SkinFungal-acne trigger
Sodium Hyaluronate
Skin conditioning, Humectant
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A Skin conditioningHumectant Good for Dry Skin
Aloe Barbadensis Leaf Juice Powder
Skin conditioning
Low-to-moderate hazard.Read moreShow less
EWG 1–3 Skin conditioning Good for Sensitive Skin
Citric Acid
Chelating agent, Fragrance
Skin irritation can occur at high concentrationRead moreShow less
EWG 2 CIR A Chelating agentFragrancePh adjusterBuffering agentMasking Bad for Sensitive Skin

How to use

How to use

  • 1 Where it fits: Apply after toner and before moisturiser — thinnest to thickest.
  • 2 Morning & evening: Suitable for both AM and PM use.

General guidance from this product's category and active ingredients — always follow the directions on the package.

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