Ingredients

Isntree Hyper Acid 4 Serum features a powerful blend of four exfoliating acids (AHA, BHA, PHA, LHA) including Gluconolactone, Lactic Acid, Glycolic Acid, and Capryloyl Salicylic Acid, plus soothing Niacinamide, Allantoin, Peat Water, and Charcoal to refine texture, control sebum, and brighten skin, all delivered in a rinse-off formula for gentle yet deep exfoliation.Here's a breakdown of key ingredients:

Exfoliating Acids (Acid 4 Blend):AHA (Alpha Hydroxy Acid): Gluconolactone, Lactic Acid, Glycolic Acid.BHA (Beta Hydroxy Acid): Salicylic Acid.PHA (Polyhydroxy Acid): Gluconolactone (also functions as PHA).LHA (Lipo Hydroxy Acid): Capryloyl Salicylic Acid.
Soothing & Brightening:Niacinamide: Helps with tone and radiance.Allantoin: Soothes and calms skin.Peat Water: Nourishes and provides minerals.
Pore Clearing:Charcoal Powder: Helps draw out impurities.
Base & Hydration:Water, Glycerin, Methylpropanediol: Solvents and humectants.

How it works:
This blend exfoliates dead skin cells, unclogs pores, reduces excess
oil, and smooths skin texture, while supporting ingredients like
niacinamide and allantoin prevent irritation for a clearer, more radiant
complexion.

Shipping & Return

Once we receive your return, we’ll process your refund within 5-7 business days. Refunds will be credited back to your original payment method. For more details on how to start a return, visit our Returns page or contact our support team—we’re here to help! Shop confidently knowing we’ve got you covered.

HOW TO USE

To achieve the ultimate glass-skin glow, follow these simple steps:

Prep: After cleansing, apply your favorite toner to balance the skin's pH.
Apply: Dispense a proper amount of the serum onto your fingertips.
Absorb: Smooth evenly across the face and neck, then gently tap with your palms to aid maximum absorption.
Seal: Follow with your moisturizer and SPF during the day to protect your newfound radiance.

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Isntree Hyper Acid 4 AHA BHA PHA LHA 30 Serum

965.00

Shipping calculated at checkout.

This rinse-off serum offers gentle exfoliation to promote smooth and clear skin. Infused with a blend of AHA, BHA, PHA and LHA, the serum unclogs pores and removes dead skin cells and excess sebum. Niacinamide and allantoin in the mix evens out skin tone and maintains skin hydration. After cleansing, apply 2-3 drops and massage on skin for a minute, and then rinse off with lukewarm water.

How to use:
1. After cleansing, apply 2-3 drops onto your skin, avoiding the eye and lip areas.

2. Massage well for about 1 minute and rinse thoroughly with lukewarm water.

Size: 20 ml

20 ml

Ingredients

Exfoliating Acids (Acid 4 Blend):AHA (Alpha Hydroxy Acid): Gluconolactone, Lactic Acid, Glycolic Acid.BHA (Beta Hydroxy Acid): Salicylic Acid.PHA (Polyhydroxy Acid): Gluconolactone (also functions as PHA).LHA (Lipo Hydroxy Acid): Capryloyl Salicylic Acid.
Soothing & Brightening:Niacinamide: Helps with tone and radiance.Allantoin: Soothes and calms skin.Peat Water: Nourishes and provides minerals.
Pore Clearing:Charcoal Powder: Helps draw out impurities.
Base & Hydration:Water, Glycerin, Methylpropanediol: Solvents and humectants.

Shipping & Return

HOW TO USE

To achieve the ultimate glass-skin glow, follow these simple steps:

Prep: After cleansing, apply your favorite toner to balance the skin's pH.
Apply: Dispense a proper amount of the serum onto your fingertips.
Absorb: Smooth evenly across the face and neck, then gently tap with your palms to aid maximum absorption.
Seal: Follow with your moisturizer and SPF during the day to protect your newfound radiance.

Fast Shipping & Delivery

Order now & get it by Friday, Aug 14

Today: Order Placed

Processing & Pack

Delivered (Max 48h)