Olehenriksen Truth Serum
COSRX The Vitamin C 23 Serum
Versus

Olehenriksen Truth Serum Versus COSRX The Vitamin C 23 Serum

Serum
Serum
Danish Brand Denmark
Korean Brand South Korea

Updated on June 05, 2025

Overview

What they are

These products are both cruelty-free and reef safe serums. They have a total of 0 ingredients in common

Cool Features

They both contain hyaluronic acid, Vitamin C and Vitamin E

Suited For

They're both likely to be good for anti aging, dry skin, brightening skin, sensitive skin, oily skin, reducing pores, scar healing, dark spots and better texture

Free From

They both do not contain any parabens or sulfates

What's Inside

They both contain silicones

We independently verify ingredients, and our claims are backed by peer-reviewed research. Spot a product that needs an update? Let us know.

New Comparison

Ingredient Info

Click any item below to learn more and see relevant ingredients

Olehenriksen Truth Serum 37 ingredients

COSRX The Vitamin C 23 Serum 34 ingredients

What's inside (and what isn't)

What's inside (and what isn't)

At a glance

Click on any of the items below to learn more

Olehenriksen Truth Serum 37 ingredients

COSRX The Vitamin C 23 Serum 34 ingredients

Key Ingredients

Benefits

Concerns

Key Ingredients

Benefits

Concerns

Ingredients Side-by-side

found in both products
Truth Serum

Water

Skin Conditioning

Glycerin

Humectant
0 / 0 Helps hydrate Dry Skin IconGood for Scar Healing IconHelps brighten skin Icon

Oleth-20

Cleansing
0 / 0

Sodium Ascorbyl Phosphate

Antioxidant
Vitamin C IconAntioxidant IconHelps reduce Skin Redness IconGood for Skin Texture IconGood for Minimizing Pores IconHelps brighten skin Icon

Hydroxyethylcellulose

Emulsion Stabilising

Phenoxyethanol

Preservative
Preservative Icon

Caprylyl Glycol

Emollient

Hexylene Glycol

Emulsifying
0-2 / 0-1

Citric Acid

Buffering
AHA IconGood for Oily Skin IconGood for Skin Texture IconGood for Minimizing Pores IconGood for Scar Healing IconHelps brighten skin IconMay worsen Rosacea Icon

Parfum

Masking
Fragrance IconMay worsen Eczema IconMay worsen Rosacea Icon

PEG-12 Dimethicone

Skin Conditioning
Silicon Icon

Tocopheryl Acetate

Antioxidant
0 / 0 Vitamin E IconAntioxidant Icon

Aroma

Hydrolyzed Vegetable Protein

Skin Conditioning

Disodium Phosphate

Buffering

Polysorbate 60

Emulsifying
Not safe for Fungal Acne Icon

Aloe Barbadensis Leaf Extract

Emollient
Helps hydrate Dry Skin IconHelps reduce Skin Redness IconHelps reduce irritation Icon

Citrus Aurantium Dulcis Fruit Extract

Masking

Sodium Hyaluronate

Humectant
0 / 0 Hyaluronic Acid IconHelps hydrate Dry Skin Icon

Thioctic Acid

Antioxidant
Antioxidant IconGood for Scar Healing Icon

Calcium Ascorbate

Antioxidant
Vitamin C IconAntioxidant IconHelps reduce Skin Redness IconGood for Skin Texture IconHelps brighten skin Icon

Sodium Phosphate

Buffering

Sorbitol

Humectant
0 / 0 Helps hydrate Dry Skin Icon

Citrus Grandis Seed Extract

Astringent
Fragrance Icon

Sodium Benzoate

Masking
Preservative Icon

Ascorbic Acid

Antioxidant
Vitamin C IconAntioxidant IconHelps reduce Skin Redness IconGood for Skin Texture IconGood for Minimizing Pores IconHelps with Anti-Aging IconGood for Dark Spots IconGood for Scar Healing IconHelps brighten skin Icon

Camellia Sinensis Leaf Extract

Antimicrobial
Antioxidant IconHelps hydrate Dry Skin IconHelps reduce Skin Redness IconHelps reduce irritation IconGood for Minimizing Pores IconHelps with Anti-Aging Icon

Euphrasia Officinalis Extract

Antimicrobial

Rosa Canina Fruit Extract

Astringent
Helps hydrate Dry Skin IconGood for Dark Spots IconGood for Scar Healing Icon

Leuconostoc/Radish Root Ferment Filtrate

Antimicrobial
Not safe for Fungal Acne Icon

Potassium Sorbate

Preservative
Preservative Icon

Triacetin

Antimicrobial
0 / 0

Sodium Benzotriazolyl Butylphenol Sulfonate

UV Absorber

Benzyl Benzoate

Antimicrobial
Fragrance IconMay cause irritation IconEU Allergen Icon

Limonene

Perfuming
Fragrance IconMay cause irritation IconEU Allergen IconMay worsen Eczema IconMay worsen Rosacea Icon

Linalool

Perfuming
Fragrance IconMay cause irritation IconEU Allergen IconMay worsen Eczema IconMay worsen Rosacea Icon

CI 15985

Cosmetic Colorant

Water, Glycerin, Oleth-20, Sodium Ascorbyl Phosphate, Hydroxyethylcellulose, Phenoxyethanol, Caprylyl Glycol, Hexylene Glycol, Citric Acid, Parfum, PEG-12 Dimethicone, Tocopheryl Acetate, Aroma, Hydrolyzed Vegetable Protein, Disodium Phosphate, Polysorbate 60, Aloe Barbadensis Leaf Extract, Citrus Aurantium Dulcis Fruit Extract, Sodium Hyaluronate, Thioctic Acid, Calcium Ascorbate, Sodium Phosphate, Sorbitol, Citrus Grandis Seed Extract, Sodium Benzoate, Ascorbic Acid, Camellia Sinensis Leaf Extract, Euphrasia Officinalis Extract, Rosa Canina Fruit Extract, Leuconostoc/Radish Root Ferment Filtrate, Potassium Sorbate, Triacetin, Sodium Benzotriazolyl Butylphenol Sulfonate, Benzyl Benzoate, Limonene, Linalool, CI 15985

The Vitamin C 23 Serum

Water

Skin Conditioning

Ascorbic Acid 23%

Antioxidant
Vitamin C IconAntioxidant IconHelps reduce Skin Redness IconGood for Skin Texture IconGood for Minimizing Pores IconHelps with Anti-Aging IconGood for Dark Spots IconGood for Scar Healing IconHelps brighten skin Icon

Propanediol

Solvent
Helps hydrate Dry Skin Icon

Dimethicone

Emollient
1 / 0 Silicon Icon

Tromethamine

Buffering

Panthenol

Skin Conditioning
0 / 0 Helps hydrate Dry Skin IconHelps reduce Skin Redness IconHelps reduce irritation IconGood for Scar Healing Icon

Ethyl Ether

Solvent
0 / 0

Squalane

Emollient
1 / 0 Helps hydrate Dry Skin Icon

Caffeine

Skin Conditioning
Helps reduce irritation IconHelps with Anti-Aging Icon

Sodium Chloride

Masking
Can worsen Dry Skin IconBad for Acne Prone Skin IconMay worsen Rosacea Icon

Sodium Hyaluronate

Humectant
0 / 0 Hyaluronic Acid IconHelps hydrate Dry Skin Icon

Sodium Sulfite

Preservative
Preservative Icon

Disodium EDTA

Glutathione

Good for Dark Spots Icon

Adenosine

Skin Conditioning
Helps hydrate Dry Skin IconHelps reduce irritation IconGood for Minimizing Pores IconHelps with Anti-Aging IconGood for Scar Healing Icon

Acetyl Glucosamine

Skin Conditioning

Gardenia Florida Fruit Extract

Skin Conditioning

Allantoin

Skin Conditioning
0 / 0 Helps hydrate Dry Skin IconHelps reduce Skin Redness IconHelps reduce irritation IconGood for Scar Healing Icon

Dextrin

Absorbent

Tocotrienols

Skin Conditioning

Tocopherol

Antioxidant
0-3 / 0-3 Vitamin E IconAntioxidant IconHelps hydrate Dry Skin IconHelps with Anti-Aging IconGood for Scar Healing Icon

Elaeis Guineensis Oil

Emollient
Oil IconHelps hydrate Dry Skin IconNot safe for Fungal Acne Icon

Butylene Glycol

Humectant
1 / 0 Helps hydrate Dry Skin Icon

Arginine

Masking
Good for Scar Healing IconNot safe for Fungal Acne Icon

Niacinamide

Smoothing
Niacinamide IconGood for Oily Skin IconHelps reduce Skin Redness IconHelps reduce irritation IconGood for Minimizing Pores IconHelps with Anti-Aging IconGood for Dark Spots IconGood for Scar Healing IconHelps fight Acne IconHelps brighten skin Icon

Pentylene Glycol

Skin Conditioning

Alcohol Denat.

Antimicrobial
Alcohol IconCan worsen Dry Skin IconMay worsen Oily Skin IconMay cause irritation IconMay worsen Eczema IconMay worsen Rosacea Icon

Helianthus Annuus Seed Oil

Emollient
0 / 0 Oil IconHelps hydrate Dry Skin IconNot safe for Fungal Acne Icon

Glycyrrhiza Glabra Root Extract

Bleaching
Helps hydrate Dry Skin IconHelps reduce Skin Redness IconHelps reduce irritation IconGood for Dark Spots Icon

Methyl Trimethicone

Skin Conditioning
Silicon Icon

Carthamus Tinctorius Seed Oil

Masking
0-2 / 0 Oil IconHelps hydrate Dry Skin IconNot safe for Fungal Acne Icon

Camellia Japonica Seed Oil

Emollient
Oil IconHelps hydrate Dry Skin IconNot safe for Fungal Acne Icon

Daucus Carota Sativa Root Extract

Skin Conditioning
Helps reduce irritation Icon

Beta-Carotene

Skin Conditioning

Water, Ascorbic Acid 23%, Propanediol, Dimethicone, Tromethamine, Panthenol, Ethyl Ether, Squalane, Caffeine, Sodium Chloride, Sodium Hyaluronate, Sodium Sulfite, Disodium EDTA, Glutathione, Adenosine, Acetyl Glucosamine, Gardenia Florida Fruit Extract, Allantoin, Dextrin, Tocotrienols, Tocopherol, Elaeis Guineensis Oil, Butylene Glycol, Arginine, Niacinamide, Pentylene Glycol, Alcohol Denat., Helianthus Annuus Seed Oil, Glycyrrhiza Glabra Root Extract, Methyl Trimethicone, Carthamus Tinctorius Seed Oil, Camellia Japonica Seed Oil, Daucus Carota Sativa Root Extract, Beta-Carotene

Ingredient Ratings

Here's what our community thinks of the ingredients in these products.

Truth Serum
10
10
10
liked
mixed
disliked
not rated
Unlock with Premium
The Vitamin C 23 Serum
10
10
10
liked
mixed
disliked
Unlock with Premium

When to use

Olehenriksen Truth Serum 37 ingredients

COSRX The Vitamin C 23 Serum 34 ingredients

17 Routines
71% use in am
29% use in pm
94% use every day
622 Routines
77% use in am
23% use in pm
91% use every day
When to use See routines that use it ->

Reviews

Here's what our community thinks

Olehenriksen Truth Serum 37 ingredients

No reviews yet

Be the first to review Truth Serum

Write the first review

COSRX The Vitamin C 23 Serum 34 ingredients

3.57
Overall rating
5
4
3
2
1
What people say
Works Well 42% Oily 33% Strong Scent 33%
See all reviews for The Vitamin C 23 Serum
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