Isntree Ultra Low Molecular Hyaluronic Acid Toner
Ingredients and claims, checked
Last checked September 1, 2026
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What is it like at a glance?
What the ingredients do
Hydration leads, with 12 of 34 ingredients.
By skin type
- DryNeutral
- OilyGood fit
- CombinationGood fit
- SensitiveUse with care
Piboo’s rating from user reports.
Made for
What is this product?
- What to expect
- It's made for better hydration.
- Key ingredients
- Hyaluronic Acid
- When
- Morning and evening
A watery, lightweight hydrating toner made with hyaluronic acid. It doesn't feel sticky. It comes in a 300 ml size.
Who is it for?
Good for
- Dehydrated oily skin
- People avoiding fragrance
What's good?
Good points
- Hyaluronic Acid adds moisture
What makes it different?
It contains 13 forms of hyaluronic acid.
How do you use it?
- Where in your routine
- First leave-on step after cleansing, as a hydrating toner
- Pairs well with
- A panthenol or centella serum
- A ceramide or squalane cream as the sealing step
What is in it?
The full ingredient list as the brand publishes it, in the printed order. Tap a name to read about that ingredient.
Key ingredient
- Water
- Methylpropanediol
- 1,2-Hexanediol
- Sea Water
- Glycerin
- Hyaluronic Acid
- Hydrolyzed Hyaluronic Acid
- Sodium Hyaluronate
- Hydrolyzed Sodium Hyaluronate
- Potassium Hyaluronate
- Sodium Acetylated Hyaluronate
- Hydroxypropyltrimonium Hyaluronate
- Sodium Hyaluronate Crosspolymer
- Dimethylsilanol Hyaluronate
- Hydrolyzed Calcium Hyaluronate
- Sodium Sulfated Hyaluronate
- Sodium Stearoyl Hyaluronate
- Sodium Oleoyl Hyaluronate
- Betaine
- Allantoin
- Butylene Glycol
- Caprylyl Glycol
- Ethylhexylglycerin
- Panthenol
- Xanthan Gum
- Malachite Extract
- Disodium EDTA
- Pentylene Glycol
- Xylitylglucoside
- Anhydroxylitol
- Xylitol
- Glucose
- Hamamelis Virginiana (Witch Hazel) Extract
- Chamaecyparis Obtusa Leaf Extract
Ingredients with no mark are ones we found nothing notable about, and when marks overlap on one ingredient we show the caution first.
What the claims add up to
- Only partly backed:
- better hydration
See each claim, checked (3)
Claims, checked
3 second inner moisture improvement
plausible, not tested24 hour inner moisture retention that stays moist all day
no supporting source found#MoistureCharging #3SecondInnerMoisture
nothing specific to check
We quote each claim exactly as the brand published it, then check it against the ingredient list and the brand's own documents.
What else is worth seeing?
Products we read alongside this one.
Which articles cover it?
Articles on this site that write about this product.
- How to check a dupe claim yourself in about two minutesDupe videos compare front labels. Here is the four step check that compares the backs instead, run on three Korean hyaluronic acid toners that look identical.
- What does a Korean toner do, and why is it not the toner you remember?The word covers four different products in Korea, one of which is a moisturizer. Four labels read end to end, including a toner with oil fourth on the list.
- Fungal acne safe Korean skincare, and what that phrase can honestly meanFive Korean products that screen clear against the usual trigger lists, plus the thing every fungal acne safe list on the internet leaves out.