Hydra Source Deep Treatment Pack

Biolage

Hydra Source Deep Treatment Pack

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About this product

The Biolage Hydra Source Deep Treatment Pack is a misc. Our analysis of its 30 ingredients (21 low-risk) rates it Excellent (91/100). 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
Misc
Ingredients
30
Low-risk
21
Fragrance
Contains fragrance
Origin
United States
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 2/5
Good for dry skin
2-Oleamido-1,3-Octadecanediol Cetearyl Alcohol
Caution for dry skin
Dextrin Behentrimonium Methosulfate Trideceth-6 Hydroxypropyl Guar Cetrimonium Chloride
Oily/Acne-Prone Skin No data
Sensitive Skin 3/11
Good for sensitive skin
Spirulina Platensis Extract Pentaerythrityl Tetra-di-t-butyl Hydroxyhydrocinnamate Aloe Barbadensis Leaf Juice
Caution for sensitive skin
Sodium Citrate Citric Acid Isopropyl Alcohol Benzoic Acid Sodium Benzoate Potassium Sorbate Phenoxyethanol Linalool Benzyl Alcohol Citronellol Isoeugenol

Ingredients list

30 total
Lower hazard (1) Higher hazard (7)
All30 Fragrance12 Masking8 Preservative7 Antistatic Agent6 Skin Conditioning5 Buffering Agent4 Emulsion Stabilising4 Ph Adjuster4
EWG CIR Ingredient Name & Cosmetic Functions Notes
1
Water
(Solvent)
1
A
Cetearyl Alcohol
(Emulsion Stabilising, Opacifying, Foam Boosting, Viscosity Increasingagent Aqueous, Viscosity Increasing Agent, Emollient, Emulsifying, Viscosity Controlling)
1
A
Amodimethicone
(Antistatic Agent, Hair Conditioning)
Silicone
Silicone
1
B
Behentrimonium Methosulfate
(Antistatic Agent, Hair Conditioning, Surfactant)
3
B
Behentrimonium Chloride
(Antistatic Agent, Hair Conditioning, Preservative)
PARFUM
(Fragrance, Perfuming)
4
A
Phenoxyethanol
(Fragrance, Preservative)
Paraben
Paraben
2
A
Isopropyl Alcohol
(Antifoaming Agent, Fragrance, Solvent, Viscosity Decreasing Agent, Perfuming, Viscosity Controlling)
Bad for Sensitive Skin
Bad for Sensitive Skin
3
A
Benzoic Acid
(Fragrance, Ph Adjuster, Preservative, Bulking Agent, Masking)
Bad for Sensitive Skin
Bad for Sensitive Skin
1
Hexadimethrine Chloride
(Antistatic Agent)
1
B
Trideceth-6
(Emulsifying, Surfactant)
Ricinus Communis Seed Oil
(Fragrance, Perfuming, Skin Conditioning)
1
A
Hydroxypropyl Guar
(Binding Agent, Emulsion Stabilising, Film Forming, Viscosity Increasing Agent, Antistatic Agent, Binding, Surfactant, Viscosity Controlling)
B
Aloe Barbadensis Leaf Juice
(Skin Conditioning)
Good for Sensitive Skin
Good for Sensitive Skin
1
A
Pentaerythrityl Tetra-di-t-butyl Hydroxyhydrocinnamate
(Antioxidant)
3
B
Potassium Hydroxide
(Ph Adjuster, Buffering Agent)
5
Linalool
(Fragrance, Deodorant, Masking)
Allergens
Allergens
3
B
Cetrimonium Chloride
(Antistatic Agent, Cosmetic Biocide, Emulsifying, Surfactant, Antimicrobial, Preservative)
5
A
Benzyl Alcohol
(External Analgesic, Fragrance, Oral Health Care Drug, Preservative, Solvent, Viscosity Decreasing Agent, Masking)
Allergens
Allergens
CI 77288
(Colorant)
1
A
2-Oleamido-1,3-Octadecanediol
(Skin Conditioning, Emollient)
5
Citronellol
(Fragrance, Masking)
Allergens
Allergens
7
Isoeugenol
(Flavoring Agent, Fragrance, Masking)
Allergens
Allergens
1
A
Dextrin
(Absorbent, Binding Agent, Bulking Agent, Viscosity Increasing Agent, Binding, Viscosity Controlling)
1
Spirulina Platensis Extract
(Skin Protecting)
1
A
Sodium Citrate
(Ph Adjuster, Buffering Agent, Chelating, Masking)
1
B
Sodium Phosphate
(Buffering Agent)
2
A
Citric Acid
(Chelating Agent, Fragrance, Ph Adjuster, Buffering Agent, Masking)
Bad for Sensitive Skin
Bad for Sensitive Skin
3
A
Potassium Sorbate
(Fragrance, Preservative)
3
A
Sodium Benzoate
(Fragrance, Preservative, Anticorrosive, Masking)

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.

Benefits

HydratingBoosts hydration and relieves dry, tight skin.
Reduces IrritationEases discomfort and supports skin resilience.
Redness ReducingSoothes visible redness and calms irritation.

Concerns

Contains paraben
Contains silicone
Contains eu allergen
Isoeugenol — higher EWG
May not suit dry skin
May not suit sensitive skin

EWG flags hazard, not real-world risk — ratings don't account for how much of an ingredient a product contains. Treat these as things to research, not verdicts. How we score →

Ingredients explained

Water
Solvent
Low-hazard ingredient.Read moreShow less
EWG 1 Solvent
Cetearyl Alcohol
Emulsion stabilising, Opacifying
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A Emulsion stabilisingOpacifyingFoam boostingViscosity increasingagent - aqueousViscosity increasing agentEmollientEmulsifyingViscosity controlling
Behentrimonium Methosulfate
Antistatic agent, Hair conditioning
Low-hazard ingredient.Read moreShow less
EWG 1 CIR B Antistatic agentHair conditioningSurfactant
Behentrimonium Chloride
Antistatic agent, Hair conditioning
Low-to-moderate hazard.Read moreShow less
EWG 3 CIR B Antistatic agentHair conditioningPreservative
PARFUM
Fragrance, Perfuming
Limited public safety data.Read moreShow less
EWG N/A FragrancePerfuming
Hexadimethrine Chloride
Antistatic agent
Low-hazard ingredient.Read moreShow less
EWG 1 Antistatic agent
Trideceth-6
Emulsifying, Surfactant
Low-hazard ingredient.Read moreShow less
EWG 1 CIR B EmulsifyingSurfactant
Ricinus Communis Seed Oil
Fragrance, Perfuming
Limited public safety data.Read moreShow less
EWG N/A FragrancePerfumingSkin conditioning
Hydroxypropyl Guar
Binding agent, Emulsion stabilising
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A Binding agentEmulsion stabilisingFilm formingViscosity increasing agentAntistatic agentBindingSurfactantViscosity controlling
Pentaerythrityl Tetra-di-t-butyl Hydroxyhydrocinnamate
Antioxidant
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A Antioxidant
Potassium Hydroxide
Ph adjuster, Buffering agent
Low-to-moderate hazard.Read moreShow less
EWG 3 CIR B Ph adjusterBuffering agent
Cetrimonium Chloride
Antistatic agent, Cosmetic biocide
Low-to-moderate hazard.Read moreShow less
EWG 3 CIR B Antistatic agentCosmetic biocideEmulsifyingSurfactantAntimicrobialPreservative
CI 77288
Colorant
Limited public safety data.Read moreShow less
EWG N/A Colorant
2-Oleamido-1,3-Octadecanediol
Skin conditioning, Emollient
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A Skin conditioningEmollient
Dextrin
Absorbent, Binding agent
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A AbsorbentBinding agentBulking agentViscosity increasing agentBindingViscosity controlling
+ 5 more — see the full ingredients list above
Amodimethicone
Antistatic agent, Hair conditioning
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A Antistatic agentHair conditioning Silicone
Phenoxyethanol
Fragrance, Preservative
Low-to-moderate hazard.Read moreShow less
EWG 4 CIR A FragrancePreservative Paraben
Isopropyl Alcohol
Antifoaming agent, Fragrance
Low-hazard ingredient.Read moreShow less
EWG 2 CIR A Antifoaming agentFragranceSolventViscosity decreasing agentPerfumingViscosity controlling Bad for Sensitive Skin
Benzoic Acid
Fragrance, Ph adjuster
Low-to-moderate hazard.Read moreShow less
EWG 3 CIR A FragrancePh adjusterPreservativeBulking agentMasking Bad for Sensitive Skin
Aloe Barbadensis Leaf Juice
Skin conditioning
Limited public safety data.Read moreShow less
EWG N/A CIR B Skin conditioning Good for Sensitive Skin
Linalool
Fragrance, Deodorant
Moderate-hazard ingredient.Read moreShow less
EWG 5 FragranceDeodorantMasking Allergens
Benzyl Alcohol
External analgesic, Fragrance
Moderate-hazard ingredient.Read moreShow less
EWG 5 CIR A External analgesicFragranceOral health care drugPreservativeSolventViscosity decreasing agentMasking Allergens
Citronellol
Fragrance, Masking
Moderate-hazard ingredient.Read moreShow less
EWG 5 FragranceMasking Allergens
Isoeugenol
Flavoring agent, Fragrance
Higher-hazard ingredient.Read moreShow less
EWG 7 Flavoring agentFragranceMasking Allergens
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 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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