Blemish Care Serum

ISOI

Where to buy Possibly in stock

About this product

The ISOI Blemish Care Serum is a serums, essence, ampoule. Our analysis of its 32 ingredients (24 low-risk) rates it Excellent (95/100). Based on its ingredients, it looks well-suited to oily / acne-prone, dry, and sensitive skin.

Vegan-friendly Reef-safe

Summarised from our ingredient analysis — not brand marketing copy.

At a glance

Type
Serums, Essence, Ampoules
Ingredients
32
Low-risk
24
Fragrance
Fragrance-free
Origin
South Korea

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 7/5
Good for dry skin
Betaine Phyllanthus Emblica Fruit Extract Butylene Glycol Glycerin Trehalose Scutellaria Baicalensis Root Extract Rhodiola Rosea Root Extract
Caution for dry skin
Centella Asiatica Extract Xanthan Gum Glycerin Scutellaria Baicalensis Root Extract Alcohol
Oily/Acne-Prone Skin 2/0
Good for oily/acne-prone skin
Scutellaria Baicalensis Root Extract Alcohol
Sensitive Skin 9/8
Good for sensitive skin
Sophora Flavescens Root Extract Rosa Damascena Flower Water Arbutin Paeonia Suffruticosa Root Extract Centella Asiatica Extract Glycerin Scutellaria Baicalensis Root Extract Allantoin Rhodiola Rosea Root Extract
Caution for sensitive skin
Rosa Damascena Flower Water Rosa Damascena Flower Oil Calendula Officinalis Flower Extract Butylene Glycol Glycerin Alcohol Citronellol Geraniol

Ingredients list

32 total
Lower hazard (1) Higher hazard (7)
All32 Skin Conditioning25 Humectant8 Masking7 Skin Protecting7 Soothing6 Solvent5 Hair Conditioning5 Fragrance4
EWG CIR Ingredient Name & Cosmetic Functions Notes
1
Water
(Solvent)
1
Rosa Damascena Flower Water
(Masking, Skin Conditioning, Skin Protecting)
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
2
Alcohol
(Antifoaming Agent, Antimicrobial, Astringent, Masking, Solvent, Viscosity Controlling)
Bad for Dry Skin
Bad for Dry Skin
Bad for Sensitive Skin
Bad for Sensitive Skin
1
B
Betaine
(Hair Conditioning, Humectant, Antistatic Agent, Skin Conditioning, Viscosity Controlling)
1
Arbutin
(Antioxidant, Skin Conditioning)
Good for Dry Skin
Good for Dry Skin
1
A
Trehalose
(Flavoring Agent, Humectant, Moisturising)
1
Rosa Damascena Flower Oil
(Masking, Skin Conditioning)
1
Arctostaphylos Uva Ursi Leaf Extract
(Skin Conditioning)
Rhodiola Rosea Root Extract
(Emollient, Skin Protecting)
1
Hippophae Rhamnoides Fruit Extract
(Skin Conditioning)
1
Euterpe Oleracea Fruit Extract
(Hair Conditioning)
Vaccinium Angustifolium Fruit Extract
(Skin Protecting, Soothing)
1
Phyllanthus Emblica Fruit Extract
(Humectant, Skin Conditioning)
Vaccinium Macrocarpon Fruit Extract
(Astringent)
1
Sophora Flavescens Root Extract
(Antioxidant, Skin Conditioning)
1
Houttuynia Cordata Extract
(Skin Conditioning)
1
A
Xanthan Gum
(Binding Agent, Emulsion Stabilising, Skin Conditioning, Surfactant Emulsifying Agent, Viscosity Increasing Agent, Binding, Gel Forming, Viscosity Controlling)
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
Panthenol
(Antistatic Agent, Hair Conditioning, Skin Conditioning)
Good for Dry Skin
Good for Dry Skin
Adansonia Digitata Leaf Extract
(Skin Conditioning)
1
Castanea Crenata Shell Extract
(Skin Conditioning)
salix alba bark extract
(Astringent, Hair Conditioning, Skin Conditioning, Soothing, Tonic)
1
B
Centella Asiatica Extract
(Cleansing, Skin Conditioning, Smoothing, Soothing, Tonic)
1
A
Butylene Glycol
(Fragrance, Skin Conditioning, Solvent, Viscositydecreasing Agent, Humectant, Masking, Viscosity Controlling)
Good for Dry Skin
Good for Dry Skin
1
A
1,2-Hexanediol
(Solvent)
1
A
Calendula Officinalis Flower Extract
(Masking, Perfuming, Skin Conditioning)
1
Scutellaria Baicalensis Root Extract
(Astringent, Humectant, Soothing)
1
Paeonia Suffruticosa Root Extract
(Skin Protecting)
glycyrrhiza glabra root extract
(Bleaching, Perfuming, Skin Conditioning, Skin Conditioning Emollient, Smoothing, Soothing)
5
Citronellol
(Fragrance, Masking)
Allergens
Allergens
7
Geraniol
(Fragrance, Masking, Tonic)
Allergens
Allergens

My Ingredient Notes

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Key ingredients

Antioxidants
Shields skin from free radical damage.
Arbutin
Gently brightens and evens skin tone.

Benefits

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

Concerns

Contains eu allergen
Not fungal acne (malassezia) safe
Geraniol — higher EWG

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
Rosa Damascena Flower Water
Masking, Skin conditioning
Low-hazard ingredient.Read moreShow less
EWG 1 MaskingSkin conditioningSkin protecting
Betaine
Hair conditioning, Humectant
Low-hazard ingredient.Read moreShow less
EWG 1 CIR B Hair conditioningHumectantAntistatic agentSkin conditioningViscosity controlling
Trehalose
Flavoring agent, Humectant
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A Flavoring agentHumectantMoisturising
Rosa Damascena Flower Oil
Masking, Skin conditioning
Low-hazard ingredient.Read moreShow less
EWG 1 MaskingSkin conditioning
Arctostaphylos Uva Ursi Leaf Extract
Skin conditioning
Low-hazard ingredient.Read moreShow less
EWG 1 Skin conditioning
Rhodiola Rosea Root Extract
Emollient, Skin protecting
Limited public safety data.Read moreShow less
EWG N/A EmollientSkin protecting
Hippophae Rhamnoides Fruit Extract
Skin conditioning
Low-hazard ingredient.Read moreShow less
EWG 1 Skin conditioning
Euterpe Oleracea Fruit Extract
Hair conditioning
Low-hazard ingredient.Read moreShow less
EWG 1 Hair conditioning
Vaccinium Angustifolium Fruit Extract
Skin protecting, Soothing
Limited public safety data.Read moreShow less
EWG N/A Skin protectingSoothing
Phyllanthus Emblica Fruit Extract
Humectant, Skin conditioning
Low-hazard ingredient.Read moreShow less
EWG 1 HumectantSkin conditioning
Vaccinium Macrocarpon Fruit Extract
Astringent
Limited public safety data.Read moreShow less
EWG N/A Astringent
Sophora Flavescens Root Extract
Antioxidant, Skin conditioning
Low-hazard ingredient.Read moreShow less
EWG 1 AntioxidantSkin conditioning
Houttuynia Cordata Extract
Skin conditioning
Low-hazard ingredient.Read moreShow less
EWG 1 Skin conditioning
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
+ 9 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
Alcohol
Antifoaming agent, Antimicrobial
Causes moisture evaporation - prone to dry out skinRead moreShow less
EWG 2 Antifoaming agentAntimicrobialAstringentMaskingSolventViscosity controlling Bad for Dry SkinBad for Sensitive Skin
Arbutin
Antioxidant, Skin conditioning
Low-hazard ingredient.Read moreShow less
EWG 1 AntioxidantSkin conditioning Good for Dry Skin
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
Panthenol
Antistatic agent, Hair conditioning
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A Antistatic agentHair conditioningSkin conditioning Good for Dry Skin
Butylene Glycol
Fragrance, Skin conditioning
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A FragranceSkin conditioningSolventViscositydecreasing agentHumectantMaskingViscosity controlling Good for Dry Skin
Citronellol
Fragrance, Masking
Moderate-hazard ingredient.Read moreShow less
EWG 5 FragranceMasking Allergens
Geraniol
Fragrance, Masking
Higher-hazard ingredient.Read moreShow less
EWG 7 FragranceMaskingTonic Allergens

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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