Skin Balancing Serum

Dear Sister

Where to buy Possibly in stock

About this product

The Dear Sister Skin Balancing Serum is a serums, essence, ampoule. Our analysis of its 36 ingredients (32 low-risk) rates it Excellent (100/100).

Vegan-friendly Reef-safe

Summarised from our ingredient analysis — not brand marketing copy.

At a glance

Type
Serums, Essence, Ampoules
Ingredients
36
Low-risk
32
Fragrance
Fragrance-free
Origin
South Korea
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 10/12
Good for dry skin
Macadamia Ternifolia Seed Oil Betaine Acetyl Hexapeptide-8 Caprylic/Capric Triglyceride Butylene Glycol Sodium Hyaluronate Glycerin Cholesterol Polyglyceryl-3 Methylglucose Distearate Hydroxyethyl Urea
Caution for dry skin
Centella Asiatica Extract Cetyl Phosphate Sorbitan Isostearate Glycerin Polyglyceryl-10 Oleate Polyglyceryl-3 Methylglucose Distearate t-Butyl Alcohol Ceteth-5 Hydrogenated Lecithin Polysorbate 60 PEG-5 Rapeseed Sterol Ceteth-3
Oily/Acne-Prone Skin No data
Sensitive Skin 2/5
Good for sensitive skin
Centella Asiatica Extract Glycerin
Caution for sensitive skin
Arginine Caprylic/Capric Triglyceride Butylene Glycol Glycerin t-Butyl Alcohol

Ingredients list

36 total
Lower hazard (1) Higher hazard (3)
All36 Skin Conditioning28 Emulsifying10 Surfactant9 Hair Conditioning8 Humectant8 Solvent7 Viscosity Controlling7 Emulsion Stabilising5
EWG CIR Ingredient Name & Cosmetic Functions Notes
1
Houttuynia Cordata Extract
(Skin Conditioning)
1
Water
(Solvent)
1
C13-15 Alkane
(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
A
1,2-Hexanediol
(Solvent)
1
A
Butylene Glycol
(Fragrance, Skin Conditioning, Solvent, Viscositydecreasing Agent, Humectant, Masking, Viscosity Controlling)
Good for Dry Skin
Good for Dry Skin
1
Lactobacillus Ferment Lysate
(Skin Conditioning)
2
A
Hydrogenated Lecithin
(Skin Conditioning, Emulsifying, Surfactant, Suspending Agent Nonsurfactant)
1
Polyglyceryl-3 Methylglucose Distearate
(Skin Conditioning, Emollient, Emulsifying, Surfactant)
1
B
Polyglyceryl-10 Oleate
(Skin Conditioning, Emulsifying, Surfactant)
1
B
Betaine
(Hair Conditioning, Humectant, Antistatic Agent, Skin Conditioning, Viscosity Controlling)
1
B
Centella Asiatica Extract
(Cleansing, Skin Conditioning, Smoothing, Soothing, Tonic)
1
A
Panthenol
(Antistatic Agent, Hair Conditioning, Skin Conditioning)
Good for Dry Skin
Good for Dry Skin
1
Polyacrylate Crosspolymer-6
(Emulsion Stabilising, Viscosity Controlling)
1
Hydroxyethyl Urea
(Hair Conditioning, Humectant, Skin Conditioning)
1
A
Sodium Hyaluronate
(Skin Conditioning, Humectant)
Good for Dry Skin
Good for Dry Skin
1
A
Carbomer
(Emulsion Stabilising, Viscosity Increasing Agent, Gel Forming, Viscosity Controlling)
1
Hydroxyethyl Acrylate/Sodium Acryloyldimethyl Taurate Copolymer
(Emulsion Stabilising, Viscosity Controlling)
1
A
Arginine
(Fragrance, Hair Conditioning, Skin Conditioning, Antistatic Agent, Masking)
1
A
Ethylhexylglycerin
(Deodorant, Skin Conditioning)
2
A
t-Butyl Alcohol
(Denaturant, Fragrance, Solvent, Perfuming)
3
B
Polysorbate 60
(Emulsifying, Surfactant)
Fungal Acne
Fungal Acne Trigger
1
A
Sorbitan Isostearate
(Emulsifying, Surfactant)
1
Acetyl Hexapeptide-8
(Humectant, Skin Conditioning)
1
Macadamia Ternifolia Seed Oil
(Emollient)
1
A
Caprylic/Capric Triglyceride
(Emollient, Masking, Perfuming, Skin Conditioning, Solvent)
Brassica Campestris Sterols
(Skin Conditioning, Skin Conditioning Emollient)
3
PEG-5 Rapeseed Sterol
(Sufactant, Surfactant, Emulsifying)
1
A
Cholesterol
(Emulsion Stabilising, Skin Conditioning, Viscosity Increasing Agent, Emollient, Emulsifying, Stabilising, Viscosity Controlling)
B
Ceteth-3
(Emulsifying, Surfactant)
2
B
Ceteth-5
(Emulsifying, Surfactant)
1
Ceramide NP
(Hair Conditioning, Skin Conditioning)
1
B
Cetyl Phosphate
(Emulsifying, Surfactant)
Ceramide NS
(Hair Conditioning, Skin Conditioning)
1
A
Disodium EDTA
(Chelating Agent, Viscosity Controlling)
Ceramide EOP
(Hair Conditioning, Skin Conditioning)

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

Ceramides
Locks in moisture and supports skin barrier.
Hyaluronic Acid
Hydrates by attracting and holding water.
Peptides
Supports skin hydration and improves firmness.

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.
Anti-AgingSoftens lines and helps skin look youthful.
Scar HealingImproves the look of marks and scars.
Skin TextureSmooths rough patches and refines texture.
Show all 7 benefits

Concerns

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

Ingredients explained

Houttuynia Cordata Extract
Skin conditioning
Low-hazard ingredient.Read moreShow less
EWG 1 Skin conditioning
Water
Solvent
Low-hazard ingredient.Read moreShow less
EWG 1 Solvent
C13-15 Alkane
Solvent
Low-hazard ingredient.Read moreShow less
EWG 1 Solvent
1,2-Hexanediol
Solvent
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A Solvent
Lactobacillus Ferment Lysate
Skin conditioning
Low-hazard ingredient.Read moreShow less
EWG 1 Skin conditioning
Hydrogenated Lecithin
Skin conditioning, Emulsifying
Low-hazard ingredient.Read moreShow less
EWG 2 CIR A Skin conditioningEmulsifyingSurfactantSuspending agent- nonsurfactant
Polyglyceryl-3 Methylglucose Distearate
Skin conditioning, Emollient
Low-hazard ingredient.Read moreShow less
EWG 1 Skin conditioningEmollientEmulsifyingSurfactant
Polyglyceryl-10 Oleate
Skin conditioning, Emulsifying
Low-hazard ingredient.Read moreShow less
EWG 1 CIR B Skin conditioningEmulsifyingSurfactant
Betaine
Hair conditioning, Humectant
Low-hazard ingredient.Read moreShow less
EWG 1 CIR B Hair conditioningHumectantAntistatic agentSkin conditioningViscosity controlling
Centella Asiatica Extract
Cleansing, Skin conditioning
Low-hazard ingredient.Read moreShow less
EWG 1 CIR B CleansingSkin conditioningSmoothingSoothingTonic
Polyacrylate Crosspolymer-6
Emulsion stabilising, Viscosity controlling
Low-hazard ingredient.Read moreShow less
EWG 1 Emulsion stabilisingViscosity controlling
Hydroxyethyl Urea
Hair conditioning, Humectant
Low-hazard ingredient.Read moreShow less
EWG 1 Hair conditioningHumectantSkin conditioning
Carbomer
Emulsion stabilising, Viscosity increasing agent
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A Emulsion stabilisingViscosity increasing agentGel formingViscosity controlling
Hydroxyethyl Acrylate/Sodium Acryloyldimethyl Taurate Copolymer
Emulsion stabilising, Viscosity controlling
Low-hazard ingredient.Read moreShow less
EWG 1 Emulsion stabilisingViscosity controlling
Arginine
Fragrance, Hair conditioning
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A FragranceHair conditioningSkin conditioningAntistatic agentMasking
+ 16 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
Butylene Glycol
Fragrance, Skin conditioning
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A FragranceSkin conditioningSolventViscositydecreasing agentHumectantMaskingViscosity controlling Good for Dry Skin
Panthenol
Antistatic agent, Hair conditioning
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A Antistatic agentHair conditioningSkin conditioning Good for Dry Skin
Sodium Hyaluronate
Skin conditioning, Humectant
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A Skin conditioningHumectant Good for Dry Skin
Polysorbate 60
Emulsifying, Surfactant
Low-to-moderate hazard.Read moreShow less
EWG 3 CIR B EmulsifyingSurfactant 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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