
About this product
A 2% salicylic acid (BHA) chemical exfoliating liquid that combines chestnut and willow bark extracts with hydrating ingredients to clarify pores and improve skin texture.
Full ingredients
Water, Butylene Glycol, Propanediol, 1,2-Hexanediol, Salicylic Acid, Castanea Crenata (Chestnut) Shell Extract, Sodium Hydroxide, Glycerin, Biosaccharide Gum-1, Ethylhexylglycerin, Xanthan Gum, Hydroxyethylcellulose, Disodium EDTA, Citric Acid, Dipotassium Glycyrrhizate, Hyaluronic Acid, Hydrolyzed Hyaluronic Acid, Sodium Citrate, Sodium Hyaluronate, Salix Alba (Willow) Bark Extract, Allantoin
Guru Score
Yay
7 experts · Moderate agreementWhat they liked
What they flagged
Nothing. None of the experts who reviewed it raised a problem.
What the gurus are saying
This BHA formula stands out for delivering chemical exfoliation with a hydrating feel rather than a drying one, thanks to humectants and chestnut-derived tannins that support the skin barrier while the salicylic acid works on congestion and acne. The clarifying extracts help reduce inflammation gently without stripping moisture, and the formula tackles hyperpigmentation and uneven texture alongside typical BHA benefits like pore clarity. Those with combination or dehydrated skin may especially appreciate the softer, more comfortable experience compared to harsher alternatives.
Where to buy
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Every take we've logged from this product's reviews across YouTube. Click any row to watch the moment they said it.
Independent of what the gurus think, this is what the published research supports about the main active ingredients here.
Salicylic acid dissolves in oil, so it can get into a pore rather than just working on the surface. That is why it has long-standing evidence for blackheads and milder acne.
Source: DermNet
Ingredients like these draw water into the surface layers and slow how fast it leaves. The evidence is for comfort, softness and hydration rather than for changing the structure of the skin.
Source: DermNet
A 2% salicylic acid (BHA) chemical exfoliating liquid that combines chestnut and willow bark extracts with hydrating ingredients to clarify pores and improve skin texture.
Yes. All 7 gurus who reviewed it give it their stamp of approval, for a Guru Score of 88%.
Isntree Chestnut BHA 2% Clear Liquid holds a Guru Score of 88%. That is our read on how warmly the experts talk about it, based on the verdicts of 7 expert reviewers we have collected. It is also Guru Certified, our mark for products that hold broad approval across many expert reviewers.
Isntree Chestnut BHA 2% Clear Liquid is generally suited to oily skin, combination skin and acne-prone skin.
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