Humectant
What is Trehalose?
This ingredient is listed in CosIng, the European Commission’s public database of cosmetic ingredients. The function classes that database records for it are: Humectant, Moisturising.
A function class records the role an ingredient is put in a formula for. It is what the database files the ingredient under, not a finding of ours about what it does on skin.
Which products use it?
Of the 130 products whose labels we have read, 3 put this one on the front.

Cell Fusion C
Weakly Acidic Pharrier Cleansing Water
We checked 5 lines this product advertises against the ingredient list and public documents. None of them hold up on their own. They are partly right at best.
4likely1no evidence
See the label check (5 lines)
Claims translated from Korean, originals preserved.
- Weakly acidic barrier care even after cleansing
Korean original
클렌징 후에도 약산성 장벽 케어
- Moist skin texture with no tightness even after washing
Korean original
세안 후에도 당김 없는 촉촉한 피부결
- #LowIrritation #NoEyeSting
Korean original
#저자극 #눈시림NO
- A reassuring cleansing water that protects a healthy pH and leaves moisture in full
Korean original
건강한 pH는 지켜주고 수분은 가득 남는 안심 클렌징 워터
- Low irritation, reassuring cleansing with over 96% skincare ingredients
Korean original
스킨케어 성분 96% 이상으로 저자극 안심 클렌징

Torriden
DIVE IN Soothing Cream
We checked 14 lines this product advertises against the ingredient list and public documents. None of them hold up on their own. They are partly right at best.
3likely9partly backed1overstated1no evidence
See the label check (14 lines)
- A low-irritation soothing gel cream that helps cool and moisturize the face with 5D low-molecular hyaluronic acid.
- Soothing: Calms and helps comfort irritated skin
- 30.85% improved skin water content (6)
- Cooling: Instantly cools and soothes overheated skin
- Soothes visible redness: Instantly soothes skin redness caused by heat and irritation
- Gentle Formula: Suitable even for sensitive skin
- The human repeat insult patch test(Non-irritant)(1)
- 15.55% improved deep skin hydration (internal hydration (2)
- 3.46°C reduces immediate skin temperature (cooling)(3)
- 101.84% improved temporary redness caused by infrared (heat) irritation. (4) improving
- 145.02% improved immediate moisturizing of the skin (5)
- 100% agreed feels gentle/moisture/stickyness on the skin.(8)
- Hydration Boost: Replenishes surface and inner layers of skin with layered hydration and a fresh, dewy finish
- 109.77% improved soothing the skin from external irritation(physical).(7)

Torriden
DIVE IN Toner
We checked 11 lines this product advertises against the ingredient list and public documents. One of them holds up. The rest are only partly right or have nothing behind them.
1backed1likely4partly backed1overstated4no evidence
See the label check (11 lines)
- Hydration
- Fresh Finish
- The human repeat insult patch test(Non-irritant)(1)
- 112.5% improved internal hydration (moisture in the lower stratum corneum) (3)
- 100% agreed feels gentle/moisture/refreshing on the skin.(5)
- Gentle Formula
- 5D Hyaluronic Acid: Hydrates from surface to deep layers with five molecular sizes
- 13.24% improved skin smoothness (2)
- *80.76% Immediate reduction in sebum (oil) (4)
- Texture Refinement
- Oil Control
What is it usually paired with?
Ingredients that other products put on the front of the label together with this one.