Koh Gen Do - Spa Brightening Moisture Mask

Koh Gen Do Spa Brightening Moisture Mask

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Can it work? Irritants Ingredient concentrations Sources Similar products Q&A Where to buy
  • Cleansing
  • butyrospermum parkii butter
  • glycerin
  • glyceryl stearate se
  • laminaria japonica extract
  • simmondsia chinensis seed oil
  • squalane
  • titanium dioxide
  • +4 more
75 /100
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Formula review

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What does the product description say?
"Enriched with Moroccan Clay and the brand's signature SPA Water (a nourishing blend of minerals from the thermal waters of Izumo in Japan), the cleansing face mask effectively draws out impurities, whilst minimizing the appearance of blackheads and visible pores."
WIMJ summary

This product works by removing dirt and oil from the surface of the skin.

Keep in mind that cleansing can disrupt the skin barrier, and most people do not need to cleanse their skin more than once per day.

Ingredient Effectiveness Concentration Irritancy
meets threshold
meets threshold
meets threshold

Potential irritants


Ingredients by volume

Ingredient Estimated concentration
Plain old water
45% - 55%
Used to create a nice product texture and help delivery of other ingredients. Might be somewhat helpful in attracting water to the upper layer of the skin
6.6% - 8.1%
One of the best moisturizing ingredients. Naturally present in skin. It attracts water to the upper layer of the skin working as a humectant
4.1% - 5%
Non-drying alcohol that helps water and oil mix together. Also serves as an emollient
3.1% - 3.8%
Helps oil and water mix together and works as an emollient
2.3% - 2.8%
Helps stabilize the product formulation
1.9% - 2.3%
Softens the upper layer of skin and helps restore the healthy skin barrier. Has shown to help calm down inflammation in skin. It is a stable oil, meaning that it retains its properties even when exposed to air.
1.7% - 2%
1.3% - 1.6%
Helps soften the upper layer of the skin and create a nice product consistency
1.1% - 1.4%
An oil naturally present in skin. Works as an emollient to soften the skin and form a protective layer on its surface without a greasy feeling.
0.95% - 1.15%
Used to preserve products, dissolve other ingredients and create a nice product texture
0.65% - 1%
Used to stabilize the product formulations and works as an emollient
0.5% - 0.8%
0.45% - 0.65%
Helps water and oil mix together and softens the upper layer of the skin
0.4% - 0.6%
Helps absorb oil (for the time of application) and creates a thicker product consistency
0.55% - 0.85%
0.3% - 0.55%
0.3% - 0.55%
Essential oil that can be irritating
0.3% - 0.6%
Can be helpful in reducing inflammation in skin. Is a likely irritant
0.25% - 0.4%
0.25% - 0.5%
A plant extract that might help neutralize free radicals in skin but solid research is lacking. Contains a number of volatile compounds and could be irritating
0.25% - 0.45%
0.25% - 0.45%
A plant extract that can contain an irritating essential oil. Might have some anti-oxidant effect, but evidence is lacking
0.15% - 0.3%
0.25% - 0.45%
0.25% - 0.45%
A great moisturising ingredient that softens the skin and reduces water loss from its upper layer. It also can be helpful in protecting skin from free radicals
0.25% - 0.5%
Seaweed extract that might help to attract water to the upper layer of the skin and have some anti-oxidant properties
0.2% - 0.4%
0.2% - 0.35%
0.2% - 0.35%
Works as a UV filter when used in high concentrations. It is photostable and is effective mostly against the UVB light, with some protection in the UVA range. In small concentrations, used for its ability to improve the color of cosmetic products. Is usually well tolerated by the skin
0.25% - 0.45%
Used to adjust the pH level of products
0.15% - 0.3%
Helps water and oil mix together
0.15% - 0.3%
An umbrella term for the following three colorants: CI 77491, CI 77492, CI 77499
0.1% - 0.2%
Is used to add opaque (non-transparent) appearance to formulations. Can be used to coat other ingredients for even dispersion. This is a different ingredient compared to the ones used in antipersperants (aluminium chloride and aluminium chlorohydrate)
0.1% - 0.2%
A preservative. It helps prevent bacterial growth in cosmetic products
0.1% - 0.15%

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