Cool Blue Hydration Essence

Boscia

Where to buy Possibly in stock

About this product

The Boscia Cool Blue Hydration Essence is a serums, essence, ampoule. Our analysis of its 30 ingredients (25 low-risk) rates it Excellent (100/100). Based on its ingredients, it looks well-suited to dry skin.

Vegan-friendly Reef-safe

Summarised from our ingredient analysis — not brand marketing copy.

At a glance

Type
Serums, Essence, Ampoules
Ingredients
30
Low-risk
25
Fragrance
Fragrance-free
Origin
United States
Status
Discontinued
Data updated
Jun 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 8/4
Good for dry skin
Dipotassium Glycyrrhizate Lactobacillus/Punica Granatum Fruit Ferment Extract Methyl Gluceth-20 Caprylyl Glycol Butylene Glycol Glycerin Hydrolyzed Corn Starch Saccharomyces Ferment Filtrate
Caution for dry skin
Glycerin PPG-26-Buteth-26 Sodium Hydroxide PEG-40 Hydrogenated Castor Oil
Oily/Acne-Prone Skin No data
Sensitive Skin 3/9
Good for sensitive skin
Glycerin Allantoin Aloe Barbadensis Leaf Juice
Caution for sensitive skin
Dipropylene Glycol Menthyl Lactate Sodium Citrate Rose Flower Oil Caffeine Butylene Glycol Glycerin PPG-26-Buteth-26 PEG-40 Hydrogenated Castor Oil

Ingredients list

30 total
Lower hazard (1) Higher hazard (3)
All30 Skin Conditioning22 Humectant9 Fragrance9 Solvent6 Masking5 Hair Conditioning5 Viscosity Controlling4 Skin Protecting3
EWG CIR Ingredient Name & Cosmetic Functions Notes
1
Saccharomyces Ferment Filtrate
(Humectant)
1
A
Methyl Gluceth-20
(Humectant, Moisturising)
1
A
Dipropylene Glycol
(Fragrance, Solvent, Viscosity Decreasing Agent, Masking, Viscosity Controlling)
1
A
Pentylene Glycol
(Skin Conditioning, Solvent)
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
1
Lactobacillus Ferment
(Skin Conditioning)
1
Lactobacillus/Punica Granatum Fruit Ferment Extract
(Hair Conditioning, Humectant, Skin Conditioning)
1
Sea Whip Extract
(Skin Conditioning)
Beta Vulgaris Root Extract
(Skin Conditioning)
1
A
Allantoin
(Skin Conditioning, Skin Protecting, Soothing)
Good for Oily Skin
Good for Oily Skin
Good for Sensitive Skin
Good for Sensitive Skin
1
A
Dipotassium Glycyrrhizate
(Flavoring Agent, Skin Conditioning, Humectant)
1
Caffeine
(Fragrance, Skin Conditioning, Masking)
Simmondsia Chinensis Seed Extract
(Abrasive, Hair Conditioning, Skin Conditioning, Skin Conditioning Emollient)
B
Aloe Barbadensis Leaf Juice
(Skin Conditioning)
Good for Sensitive Skin
Good for Sensitive Skin
Epilobium Angustifolium Flower/Leaf/Stem Extract
(Skin Conditioning)
1
Rose Flower Oil
(Fragrance)
Rosmarinus Officinalis Leaf Oil
(Fragrance, Skin Conditioning)
1
Water
(Solvent)
1
Menthyl Lactate
(Flavoring Agent, Fragrance, Masking, Refreshing)
1
Leuconostoc/Radish Root Ferment Filtrate
(Antidandruff Agent, Antimicrobial)
1
A
Butylene Glycol
(Fragrance, Skin Conditioning, Solvent, Viscositydecreasing Agent, Humectant, Masking, Viscosity Controlling)
Good for Dry Skin
Good for Dry Skin
1
A
Sodium Citrate
(Ph Adjuster, Buffering Agent, Chelating, Masking)
3
B
PEG-40 Hydrogenated Castor Oil
(Fragrance, Emulsifying, Surfactant, Perfuming)
Fungal Acne
Fungal Acne Trigger
2
A
PPG-26-Buteth-26
(Fragrance, Hair Conditioning, Skin Conditioning, Emulsifying, Surfactant)
1
B
Acrylates/Vinyl Isodecanoate Crosspolymer
(Emulsion Stabilising, Film Forming, Viscosity Controlling)
1
A
Hydrolyzed Corn Starch
(Binding, Humectant, Skin Conditioning, Viscosity Controlling)
1
A
1,2-Hexanediol
(Solvent)
1
A
Caprylyl Glycol
(Hair Conditioning, Skin Conditioning, Emollient, Humectant)
1
Trisodium Ethylenediamine Disuccinate
(Chelating Agent)
3
B
Sodium Hydroxide
(Denaturant, Ph Adjuster, Buffering Agent)

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.
Exfoliators
Removes dead skin cells to smoothe texture.

Benefits

HydratingBoosts hydration and relieves dry, tight skin.
Barrier RepairStrengthen and restore your skin's natural barrier.
Redness ReducingSoothes visible redness and calms irritation.
Reduces IrritationEases discomfort and supports skin resilience.
Scar HealingImproves the look of marks and scars.
Anti-AgingSoftens lines and helps skin look youthful.
Dark SpotsFades dark spots for even skin tone.
Show all 7 benefits

Concerns

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

Ingredients explained

Saccharomyces Ferment Filtrate
Humectant
Low-hazard ingredient.Read moreShow less
EWG 1 Humectant
Methyl Gluceth-20
Humectant, Moisturising
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A HumectantMoisturising
Dipropylene Glycol
Fragrance, Solvent
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A FragranceSolventViscosity decreasing agentMaskingViscosity controlling
Pentylene Glycol
Skin conditioning, Solvent
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A Skin conditioningSolvent
Lactobacillus Ferment
Skin conditioning
Low-hazard ingredient.Read moreShow less
EWG 1 Skin conditioning
Lactobacillus/Punica Granatum Fruit Ferment Extract
Hair conditioning, Humectant
Low-hazard ingredient.Read moreShow less
EWG 1 Hair conditioningHumectantSkin conditioning
Sea Whip Extract
Skin conditioning
Low-hazard ingredient.Read moreShow less
EWG 1 Skin conditioning
Beta Vulgaris Root Extract
Skin conditioning
Limited public safety data.Read moreShow less
EWG N/A Skin conditioning
Dipotassium Glycyrrhizate
Flavoring agent, Skin conditioning
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A Flavoring agentSkin conditioningHumectant
Caffeine
Fragrance, Skin conditioning
Low-hazard ingredient.Read moreShow less
EWG 1 FragranceSkin conditioningMasking
Simmondsia Chinensis Seed Extract
Abrasive, Hair conditioning
Limited public safety data.Read moreShow less
EWG N/A AbrasiveHair conditioningSkin conditioningSkin conditioning emollient
Epilobium Angustifolium Flower/Leaf/Stem Extract
Skin conditioning
Limited public safety data.Read moreShow less
EWG N/A Skin conditioning
Rose Flower Oil
Fragrance
Low-hazard ingredient.Read moreShow less
EWG 1 Fragrance
Rosmarinus Officinalis Leaf Oil
Fragrance, Skin conditioning
Limited public safety data.Read moreShow less
EWG N/A FragranceSkin conditioning
Water
Solvent
Low-hazard ingredient.Read moreShow less
EWG 1 Solvent
+ 10 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
Allantoin
Skin conditioning, Skin protecting
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A Skin conditioningSkin protectingSoothing Good for Oily SkinGood 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
Butylene Glycol
Fragrance, Skin conditioning
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A FragranceSkin conditioningSolventViscositydecreasing agentHumectantMaskingViscosity controlling Good for Dry Skin
PEG-40 Hydrogenated Castor Oil
Fragrance, Emulsifying
Low-to-moderate hazard.Read moreShow less
EWG 3 CIR B FragranceEmulsifyingSurfactantPerfuming Fungal-acne trigger

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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