PRODUCT REVIEW
Tofu Moritaya Mamehanasui Shakunagehana Yeast Soap
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Product summary
What can the product work for?
Anti-aging
What does the product description say?
lactic acid
2.1% -
3.2%
Irritation risk:
Concentration: Effectiveness:
MEDIUM
An exfoliating and moisturizing alpha-hydroxy acid (AHA). Typically causes less irritation than other AHAs, for example, glycolic acid. At high concentrations (about 15%), lactic acid can help reduce lines and wrinkles. Recent studies show that lactic acid can support the "good" bacteria living on skin's surface (healthy skin microbiome)
Moisturizing
What does the product description say?
squalane
0.95% -
1.4%
Irritation risk:
Concentration: Effectiveness: HIGH
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.
sucrose
26% -
39%
Irritation risk:
Concentration: Effectiveness: HIGH
Can help attract water to the upper layer of the skin. In crystal form, it can work as a gentle exfoliant, gentler than the salt scrub. Helps stabilize the emulsion
trehalose
0.45% -
1%
Irritation risk:
Concentration: Effectiveness: HIGH
A sugar that attracts water to the upper layer of the skin
Show more
Evens skin tone
lactic acid
2.1% -
3.2%
Irritation risk:
Concentration: Effectiveness: HIGH
An exfoliating and moisturizing alpha-hydroxy acid (AHA). Typically causes less irritation than other AHAs, for example, glycolic acid. At high concentrations (about 15%), lactic acid can help reduce lines and wrinkles. Recent studies show that lactic acid can support the "good" bacteria living on skin's surface (healthy skin microbiome)
yeast extract
11% -
16%
Irritation risk:
Concentration: Effectiveness:
LOW
Helps attract water to the upper layer of the skin and might have some anti-oxidant and skin lightening properties. It can help calm down inflammation in skin
Exfoliation
lactic acid
2.1% -
3.2%
Irritation risk:
Concentration: Effectiveness: HIGH
An exfoliating and moisturizing alpha-hydroxy acid (AHA). Typically causes less irritation than other AHAs, for example, glycolic acid. At high concentrations (about 15%), lactic acid can help reduce lines and wrinkles. Recent studies show that lactic acid can support the "good" bacteria living on skin's surface (healthy skin microbiome)
Anti-oxidation
yeast extract
11% -
16%
Irritation risk:
Concentration: Effectiveness:
MEDIUM
Helps attract water to the upper layer of the skin and might have some anti-oxidant and skin lightening properties. It can help calm down inflammation in skin
Honesty check
How honest is this product?
Promise | Can it deliver? |
---|---|
Anti-aging | |
Moisturizing |
Total Promises Fulfilled score:
75/100.
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Can it cause trouble?
- Overall product irritation risk
- Acne & comedogenic risk ingredients: 0
Potential irritants
alcohol
0.05% -
0.2%
Irritation risk:
Works for:
Antibacterial
Can be drying and contribute to skin irritation. Used in formulars to dissolve other ingredients, create a thinner product consistency or for its antibacterial properties
lactic acid
2.1% -
3.2%
Irritation risk:
Works for:
Exfoliation,
Moisturizing,
Evens skin tone,
Anti-aging
An exfoliating and moisturizing alpha-hydroxy acid (AHA). Typically causes less irritation than other AHAs, for example, glycolic acid. At high concentrations (about 15%), lactic acid can help reduce lines and wrinkles. Recent studies show that lactic acid can support the "good" bacteria living on skin's surface (healthy skin microbiome)
Show more
Comodogenic ingredients
No comodogenic ingredients detected
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WIMJ similarity score |
50%
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Key ingredients | Common: Other: | Common: Other:
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Irritancy | IRRITANCY
MEDIUM
| IRRITANCY
LOW
| IRRITANCY
LOW
| IRRITANCY
LOW
| IRRITANCY
LOW
| IRRITANCY
MEDIUM
| IRRITANCY
LOW
| IRRITANCY
LOW
| IRRITANCY
LOW
| IRRITANCY
LOW
| IRRITANCY
LOW
| IRRITANCY
LOW
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Potential Irritants |
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All ingredients |
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Ingredients & concentrations
All ingredients
Key Actives
yeast extract
11% -
16%
Irritation risk:
Works for:
Moisturizing,
Reduces irritation,
Anti-oxidation,
Anti-inflammatory,
Evens skin tone
Helps attract water to the upper layer of the skin and might have some anti-oxidant and skin lightening properties. It can help calm down inflammation in skin
lactic acid
2.1% -
3.2%
Irritation risk:
Works for:
Exfoliation,
Moisturizing,
Evens skin tone,
Anti-aging
An exfoliating and moisturizing alpha-hydroxy acid (AHA). Typically causes less irritation than other AHAs, for example, glycolic acid. At high concentrations (about 15%), lactic acid can help reduce lines and wrinkles. Recent studies show that lactic acid can support the "good" bacteria living on skin's surface (healthy skin microbiome)
Show more
Potential irritants
alcohol
0.05% -
0.2%
Irritation risk:
Works for:
Antibacterial
Can be drying and contribute to skin irritation. Used in formulars to dissolve other ingredients, create a thinner product consistency or for its antibacterial properties
lactic acid
2.1% -
3.2%
Irritation risk:
Works for:
Exfoliation,
Moisturizing,
Evens skin tone,
Anti-aging
An exfoliating and moisturizing alpha-hydroxy acid (AHA). Typically causes less irritation than other AHAs, for example, glycolic acid. At high concentrations (about 15%), lactic acid can help reduce lines and wrinkles. Recent studies show that lactic acid can support the "good" bacteria living on skin's surface (healthy skin microbiome)
Show more
Comodogenic ingredients
We couldn't find any comodogenic ingredients in this product
All ingredients
sucrose
26% -
39%
Irritation risk:
Works for:
Moisturizing
Can help attract water to the upper layer of the skin. In crystal form, it can work as a gentle exfoliant, gentler than the salt scrub. Helps stabilize the emulsion
yeast extract
11% -
16%
Irritation risk:
Works for:
Moisturizing,
Reduces irritation,
Anti-oxidation,
Anti-inflammatory,
Evens skin tone
Helps attract water to the upper layer of the skin and might have some anti-oxidant and skin lightening properties. It can help calm down inflammation in skin
Show more
Ingredient list view
Sucrose, Yeast extract, Water, Glycerin, Sorbitol, Lactic acid, Soymilk, Unknown, Glycine soja extract, Hydrolyzed hyaluronic acid, Squalane, Trehalose, Glycyrrhizic acid, Polyquaternium-51, Citric acid, Alcohol
Sources
- The natural yeast extract isolated by ethanol precipitation inhibits melanin synthesis by modulating tyrosinase activity and downregulating melanosome transfer
- Evaluation of dermatological effects of cosmetic formulations containing Saccharomyces cerevisiae extract and vitamins
- Glycerol and the skin: holistic approach to its origin and functions
- Epidermal and dermal effects of topical lactic acid