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An aesthetic collection of Isntree BHA exfoliant bottles and tubes arranged with botanical elements like chestnuts and green tea leaves.

Isntree BHA Exfoliant

Explore Isntree’s collection of BHA (Beta Hydroxy Acid) exfoliants, designed for deep pore care and skin smoothing. Compare potent liquids, gentle toners, targeted serums, and cleansing formulas to find your perfect match for clearer, more radiant skin.
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Core Exfoliating Formulas

Essential BHA Exfoliants for Pore Care

The Isntree Chestnut BHA 2% Clear Liquid 100ml bottle, a clear glass bottle with a dropper cap, on a light background.

ISNTREE Chestnut BHA 2% Clear Liquid Toner for Deep Pore Smoothing & Soothing

This 2% BHA liquid exfoliant delivers potent pore-clearing action. Infused with chestnut shell extract, it helps refine pores and smooth skin texture. The formula is boosted with Hyaluronic Acid, which draws moisture into the skin to enhance barrier function, leaving skin soft, supple, and bouncy with a healthy glow.
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The Isntree Chestnut BHA 0.9% Clear Toner 200ml bottle, a clear plastic bottle with a pump, on a clean surface.

Isntree Chestnut BHA 0.9% Clear Toner for Gentle Daily Pore Refinement & Oil Control

A gentler 0.9% BHA toner suitable for daily use on normal to oily skin. It effectively removes dead skin cells and impurities while helping to control excess oil and refine pores. The vegan formula is designed for consistent pore maintenance without irritation.
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A close-up, angled view of the Isntree Chestnut BHA 2% Clear Liquid bottle, highlighting its label and glass material.

Isntree Chestnut BHA 2% Clear Liquid for High-Performance Brightening & Pore Refinement

This high-performing exfoliator with 2% Salicylic Acid visibly increases cell turnover for brighter, more radiant skin. The addition of Hyaluronic Acid ensures skin stays hydrated and healthy. Chestnut tannin extracts work to minimize the look of pores, leaving a more luminous complexion.
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Isntree Chestnut BHA 0.9% Clear Toner with Willow Bark for Gentle, Soothing Pore Care

Infused with soothing Willow Bark Extract, this 0.9% BHA toner is ideal for sensitive, oily, or combination skin. It effectively removes dead skin cells, impurities, and blackheads for clearer skin while calming potential irritation. Dermatologically tested, it provides gentle yet effective exfoliation and is suitable for regular use.
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Beyond The Toner

Targeted BHA Solutions for Your Routine

Isntree Chestnut BHA 0.9% Clear Toner with Willow Bark for Sensitive, Oily & Combination Skin

Infused with soothing Willow Bark Extract, this 0.9% BHA toner is ideal for sensitive, oily, or combination skin. It gently removes impurities and blackheads while calming the skin. Dermatologically tested, it provides effective exfoliation without causing dryness or irritation.
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Isntree BHA 2% Daily Exfoliating Gel Cleanser for Deep Pore Cleansing & Hydration

This daily cleanser combines 2% BHA with Green Tea Extract and Hyaluronic Acid for a deep yet gentle clean. It effectively washes away excess oil and dead skin cells without stripping moisture. Skin is left feeling refreshed, smooth, and clear, making it perfect for a regular exfoliating cleanse.
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Isntree Chestnut BHA 2% Spot Treatment Serum for Targeted Blemish & Pore Care

A concentrated 2% BHA spot treatment for targeting individual blemishes and congested pores. The lightweight serum absorbs quickly to unclog pores and calm inflammation. Enriched with Chestnut Shell Extract and Niacinamide, it helps refine texture and support a clear, even-toned complexion.
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Find Your Solution

BHA for Your Skin Goals

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For

Congested & Textured Skin

For those dealing with persistent clogged pores, blackheads, and an uneven texture. BHA works to dissolve the buildup inside pores for a smoother, more refined surface.
A visual concept of balanced, matte skin with a single, perfect dewy highlight on the forehead.

Oily & Combination Skin

For
An excellent choice for oily and combination skin types needing help with excess shine, enlarged pores, and occasional breakouts. BHA helps regulate oil production at the source.
A split-screen concept showing a dull, textured surface on one side and a bright, smooth surface on the other.
For

Dullness & Marks

For individuals looking to brighten a dull complexion and fade post-blemish marks. By accelerating cell turnover, BHA helps reveal fresher, more radiant skin from underneath.
A flat lay arrangement of Isntree BHA exfoliant products showing different bottle sizes and formulations.
Choose Your Strength

How to Pick Your BHA Exfoliant

Choosing the right BHA exfoliant depends on your skin’s tolerance, desired exfoliation strength, and how it fits your routine. Concentration, formula texture, and additional soothing ingredients all influence suitability for different skin types.
A comparison of two BHA toner bottles, one labeled 2% and the other 0.9%, side by side on a clean surface.

Concentration & Strength Levels

Higher concentrations, like 2% BHA, deliver more potent exfoliation, making them ideal for tackling stubborn blackheads and significant congestion. This strength provides visible results but requires skin tolerance, so starting a few times per week helps gauge reaction.
A drop of clear BHA toner on a fingertip next to a thicker gel serum on a different fingertip, showing texture difference.

Formula Texture & Application

The texture influences how a BHA product feels and layers. Water-light toners absorb instantly for easy layering, while richer serums or gels may feel more substantial and offer focused hydration or a soothing buffer alongside exfoliation.
A flat lay of BHA product ingredients like green tea leaves, a hyaluronic acid serum drop, and a chestnut shell on a light stone surface.

Soothing & Supporting Ingredients

Look for complementary ingredients that enhance your routine. Soothing agents like green tea or willow bark help calm the skin, while hydrating hyaluronic acid supports the moisture barrier, balancing the exfoliation process for overall skin health.

Different BHA Formats for Every Need

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Liquids & Toners for Daily Care

Water-light liquids and toners absorb quickly, making them easy to layer into any routine. They deliver BHA across the entire face for overall pore maintenance and gentle, daily exfoliation.

A clear gel texture being squeezed from a tube onto a fingertip.

Gel Cleansers for Thorough Washing

Gel cleansers provide a thorough cleanse, rinsing away impurities and dead skin while depositing BHA. They are ideal for incorporating chemical exfoliation into the first step of your routine.

A single drop of concentrated serum on the tip of a glass pipette, ready for application.

Serums for Targeted Treatment

Concentrated serums and spot treatments allow for precise application on areas of concern, delivering a potent dose of BHA to tackle specific blemishes or stubborn congestion.

SkinCareJourney
SkinCareJourney
I was nervous about using acids, but starting with the 0.9% toner was perfect. My pores look less congested after a few weeks, and my skin feels smoother without any redness. It's become a staple in my evening routine for maintaining clear skin.
GlowGetter_22
GlowGetter_22
The 2% liquid is a game-changer for my oily T-zone. A few drops on a cotton pad after cleansing really helps control shine and prevent blackheads. I pair it with a good moisturizer, and my skin looks so much more balanced and luminous now.
BotanicalFan
BotanicalFan
I appreciate the clean formulation. The BHA cleanser gives me that 'deep clean' feeling without stripping my skin. It rinses clean and leaves my face feeling prepped for the rest of my skincare. Great for my combination skin that leans oily in the summer.
RoutineRefined
RoutineRefined
Using the spot serum on emerging blemishes has cut down their lifespan significantly. It's potent but not drying when used just where needed. A little goes a long way, making it a valuable addition for targeting occasional breakouts.
SensitiveSkinSaver
SensitiveSkinSaver
Finding a BHA that doesn't irritate my sensitive skin was a struggle. The Willow Bark version is so soothing. It gently exfoliates without the stinging or dryness I've experienced with other products. My skin is clearer and more comfortable.
Community Insights

What Our Community Says

Read about real experiences with chemical exfoliation. See how others have incorporated BHA into their routines and the results they’ve observed for their skin’s clarity and texture.

Your BHA Exfoliant Questions Answered

Discover answers to common questions about using BHA exfoliants, from how they work to building them into your routine. Understanding these details helps you use them effectively and choose the right formula for your needs.
Begin with a lower concentration like 0.9% BHA, using it 2-3 times per week. Monitor your skin for any signs of irritation or excessive dryness. If tolerated well, you can gradually increase frequency to nightly use before considering a higher strength like 2%.
Apply after cleansing and before heavier serums or moisturizers. For leave-on liquids and toners, a few drops pressed into the skin or swept with a cotton pad works well. Rinse-off cleansers are used during the cleansing step and followed by your regular routine.
Using BHA and retinol in the same routine can be too stimulating for many people, potentially leading to dryness or irritation. It’s often best to use them on alternate nights. On BHA nights, follow with a simple, hydrating routine to support your skin barrier.
Consistency is key. While you may notice smoother skin within a few days, significant improvements in pore clarity and texture typically become more apparent after 4 to 6 weeks of regular use, allowing for a full skin cell turnover cycle.
Yes, BHA is oil-soluble, allowing it to penetrate into the pore lining to dissolve excess sebum and dead skin cells that cause blackheads. Regular use helps keep pores clear and can visibly reduce their appearance over time with consistent application.
Because BHA exfoliates the skin’s surface, it can increase sun sensitivity. It is crucial to apply a broad-spectrum sunscreen with at least SPF 30 every morning to protect your newly revealed skin and prevent irritation or sun damage.
Go Deeper

Learn More About BHA Exfoliation

Continue your journey to clearer, more radiant skin. Discover articles and routines that explain how BHA works, how to layer it with other ingredients, and how to address specific skin concerns like acne or dullness.
Isntree Hyaluronic Acid sunscreens displayed in a clean, natural light setting.

Isntree Sunscreen

Explore Isntree’s range of Hyaluronic Acid sunscreens, designed to merge sun protection with essential hydration. Compare formulas based on SPF strength, texture, and key ingredient benefits to find the daily defender that perfectly suits your skin’s needs and lifestyle.

Primary hero image of the Isntree Hyaluronic Acid Airy Sun Stick SPF50+ PA++++ (22g) product on a clean, light background.

Isntree Sunscreen Stick

ISNTREE’s Hyaluronic Acid Airy Sun Stick provides quick, easy SPF reapplication with an airy, feather-light texture. Its hypoallergenic formula is enriched with 8 types of Hyaluronic Acid for deep hydration and a plumped-up effect, plus Ceramide for barrier support.

Hero product shot of the Isntree Hyaluronic Acid Watery Sun Gel tube against a soft blue background.

Isntree Hyaluronic Acid Watery Sun Gel

This is more than a sunscreen; it’s a hydrating treatment that protects. By fusing the intense moisture-binding power of hyaluronic acid with advanced broad-spectrum filters, it defends against daily environmental stress while leaving skin feeling soft, dewy, and cared for.

The ISNTREE Green Tea Fresh Toner bottle, the primary product hero, displayed against a soft, natural green background evoking freshness.

Isntree Green Tea Toner

The ISNTREE Green Tea Fresh Toner is a quintessential K-Beauty staple, harnessing the antioxidant power of Jeju Island green tea. It uniquely balances effective sebum control with deep, lightweight hydration, making it a must-have for achieving a clear, refreshed, and shine-free complexion without irritation.