Isntree Hyper Acid 4 AHA BHA PHA LHA 30 Serum
Curology Custom Formula (Tretinoin 0.009%, Clindamycin 1%, Azelaic Acid 9%)
Versus
Isntree

Hyper Acid 4 AHA BHA PHA LHA 30 Serum

Curology

Custom Formula (Tretinoin 0.009%, Clindamycin 1%, Azelaic Acid 9%)

Serum
Prescription
Korean South Korea
American United States

What's inside

What's inside

Key Ingredients

Benefits

Concerns

Ingredients Side-by-side

Show highlights for:

Water

Skin Conditioning

Gluconolactone

Skin Conditioning
PHA IconHelps with Anti-Aging IconHelps brighten skin IconGood for Minimizing Pores IconGood for Scar Healing IconGood for Skin Texture Icon

Lactic Acid

Buffering
AHA IconHelps with Anti-Aging IconHelps brighten skin IconGood for Oily Skin IconGood for Minimizing Pores IconGood for Scar Healing IconGood for Dark Spots IconGood for Skin Texture IconMay worsen Eczema IconMay worsen Rosacea Icon

Methylpropanediol

Solvent

Glycolic Acid

Buffering
AHA IconExfoliant IconHelps fight Acne IconHelps with Anti-Aging IconHelps brighten skin IconGood for Oily Skin IconGood for Minimizing Pores IconGood for Scar Healing IconGood for Dark Spots IconGood for Skin Texture IconMay worsen Rosacea Icon

Potassium Hydroxide

Buffering

1,2-Hexanediol

Skin Conditioning
Helps hydrate Dry Skin Icon

Diethoxyethyl Succinate

Solvent

Glycerin

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

Xanthan Gum

Emulsifying

Polyglyceryl-10 Laurate

Skin Conditioning
Not safe for Fungal Acne Icon

Acacia Senegal Gum

Masking

Polyglyceryl-10 Myristate

Skin Conditioning
Not safe for Fungal Acne Icon

Glyceryl Caprylate

Emollient

Niacinamide

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

Salicylic Acid

Masking
BHA IconPreservative IconHelps fight Acne IconHelps brighten skin IconGood for Oily Skin IconGood for Minimizing Pores IconCan worsen Dry Skin IconMay worsen Eczema IconMay worsen Rosacea Icon

Allantoin

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

Disodium EDTA

Ethylhexylglycerin

Skin Conditioning

Peat Water

Skin Conditioning

Citric Acid

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

Hydroxypropyl Methylcellulose

Emulsion Stabilising

Capryloyl Salicylic Acid

Exfoliating
Exfoliant IconHelps fight Acne IconGood for Oily Skin IconGood for Minimizing Pores IconGood for Dark Spots Icon

Butylene Glycol

Humectant
1 / 0 Helps hydrate Dry Skin Icon

Potassium Sorbate

Preservative
Preservative Icon

Charcoal Powder

Abrasive
Exfoliant IconHelps fight Acne IconGood for Oily Skin Icon

Water, Gluconolactone, Lactic Acid, Methylpropanediol, Glycolic Acid, Potassium Hydroxide, 1,2-Hexanediol, Diethoxyethyl Succinate, Glycerin, Xanthan Gum, Polyglyceryl-10 Laurate, Acacia Senegal Gum, Polyglyceryl-10 Myristate, Glyceryl Caprylate, Niacinamide, Salicylic Acid, Allantoin, Disodium EDTA, Ethylhexylglycerin, Peat Water, Citric Acid, Hydroxypropyl Methylcellulose, Capryloyl Salicylic Acid, Butylene Glycol, Potassium Sorbate, Charcoal Powder

Tretinoin 0.009%

Skin Conditioning
Retinoid IconHelps fight Acne IconHelps with Anti-Aging IconHelps brighten skin IconGood for Minimizing Pores IconGood for Scar Healing IconGood for Dark Spots IconGood for Skin Texture IconMay worsen Rosacea Icon

Clindamycin Phosphate 1%

Helps fight Acne Icon

Azelaic Acid

Buffering
Azelaic Acid IconHelps fight Acne IconHelps reduce irritation IconGood for Oily Skin IconGood for Minimizing Pores IconHelps reduce Skin Redness IconGood for Scar Healing IconGood for Dark Spots IconGood for Skin Texture Icon

BHT

Antioxidant
Antioxidant Icon

Tretinoin 0.009%, Clindamycin Phosphate 1%, Azelaic Acid, BHT

Alternatives

Alternatives
See potential dupes
View all

Similar Comparisons

Zombie Beauty Bloody Peel Light Zombie Beauty Bloody Peel Light
Isntree Hyper Acid 4 AHA BHA PHA LHA 30 Serum Isntree Hyper Acid 4 AHA BHA PHA LHA 30 Serum
View the comparison
Isntree Hyper Acid 4 AHA BHA PHA LHA 30 Serum Isntree Hyper Acid 4 AHA BHA PHA LHA 30 Serum
Bioderma Node K Emulsion Bioderma Node K Emulsion
View the comparison
Hanasui Power Serum Peeling Serum Hanasui Power Serum Peeling Serum
Isntree Hyper Acid 4 AHA BHA PHA LHA 30 Serum Isntree Hyper Acid 4 AHA BHA PHA LHA 30 Serum
View the comparison
Curology Custom Formula (Tretinoin 0.009%, Clindamycin 1%, Azelaic Acid 9%) Curology Custom Formula (Tretinoin 0.009%, Clindamycin 1%, Azelaic Acid 9%)
Curology Custom Formula (Tretinoin 0.01% Azelaic acid 2% Niacinamide 4%) Curology Custom Formula (Tretinoin 0.01% Azelaic acid 2% Niacinamide 4%)
View the comparison
Curology Custom Formula (Tretinoin 0.009%, Clindamycin 1%, Azelaic Acid 9%) Curology Custom Formula (Tretinoin 0.009%, Clindamycin 1%, Azelaic Acid 9%)
The Agency Future Formula The Agency Future Formula
View the comparison
Isntree Hyper Acid 4 AHA BHA PHA LHA 30 Serum Isntree Hyper Acid 4 AHA BHA PHA LHA 30 Serum
NeoStrata Glycolic Renewal Smoothing Cream NeoStrata Glycolic Renewal Smoothing Cream
View the comparison
COSRX AHA/BHA Refresh Vitamin C Booster Serum COSRX AHA/BHA Refresh Vitamin C Booster Serum
Isntree Hyper Acid 4 AHA BHA PHA LHA 30 Serum Isntree Hyper Acid 4 AHA BHA PHA LHA 30 Serum
View the comparison
Curology Custom Formula (Tretinoin 0.009%, Clindamycin 1%, Azelaic Acid 9%) Curology Custom Formula (Tretinoin 0.009%, Clindamycin 1%, Azelaic Acid 9%)
La Roche-Posay Effaclar Salicylic Acid Acne Treatment Serum La Roche-Posay Effaclar Salicylic Acid Acne Treatment Serum
View the comparison