Is Kerium Ds Safe? Ingredient Analysis
La Roche-Posay
La Roche-Posay's Kerium Ds is reviewed here as a skincare. Zerotox gives it 60/100 based on the current ingredient profile, so it looks generally acceptable but still includes some ingredients worth reviewing.
The ingredient review below focuses especially on Sodium Hydroxide, Disodium Edta, Sodium Benzoate.
60 / 100
Why score is 60
The composition includes several synthetic ingredients like phenoxyethanol and sodium benzoate, which raise quality concerns. However, it also contains beneficial components like glycerin and zinc PCA.
Main concern
Phenoxyethanol is a synthetic preservative that raises concerns about potential skin irritation.
Why it matters: This ingredient is flagged in our analysis based on regulatory and scientific sources. Check the Ingredients section for details and see Data sources for methodology.
Regulation status: Ingredient safety is assessed from EU/EPA/CIR and similar databases; formulations may vary. Always read the product label.
Pros
- Glycerin is a humectant that helps retain moisture, contributing positively to skin hydration.
- Zinc PCA is known for its oil-regulating properties, which can be beneficial for acne-prone skin.
- Vitreoscilla ferment is a natural extract that may support skin health and balance.
- Xanthan gum acts as a thickener, providing a desirable texture without harmful effects.
Concerns
- Phenoxyethanol is a synthetic preservative that raises concerns about potential skin irritation.
- Sodium benzoate is a synthetic preservative that may cause allergic reactions in sensitive individuals.
- The presence of fragrance can lead to irritation or allergic reactions for some users.
- Disodium EDTA is a chelating agent that, while effective, is synthetic and may raise safety concerns.
Who should avoid this product?
This formula may not suit:
- people with sensitive skin or fragrance sensitivity
- users trying to avoid silicones
Ingredients breakdown
Below, each ingredient is described in the context of this skincare, not just listed as a raw label.
-
Is Aqua safe in this skincare?
Good
Aqua is used here as base. Aqua serves as the primary solvent in this formulation, providing hydration and facilitating the absorption of other ingredients.
Role in formula: base
Original: AQUA / WATER
-
Is Isononyl Isononanoate safe in this skincare?
Medium
Isononyl Isononanoate is used here as emulsifier. This ingredient acts as an emollient, providing a smooth texture but is a synthetic compound with moderate safety concerns.
Role in formula: emulsifier
Original: ISONONYL ISONONANOATE
-
Is Glycerin safe in this skincare?
Good
Glycerin is used here as humectant. Glycerin is a natural humectant that draws moisture to the skin, enhancing hydration and skin barrier function.
Role in formula: humectant
Original: GLYCERIN
-
Is Dimethicone safe in this skincare?
Medium
Dimethicone is used here as emollient. Dimethicone is a silicone-based emollient that provides a smooth feel but may cause buildup on the skin over time.
Role in formula: emollient
Original: DIMETHICONE
-
Is Ammonium Polyacryldimethyltauramide safe in this skincare?
Medium
Ammonium Polyacryldimethyltauramide is used here as thickener. This ingredient is used to thicken formulations, providing stability but is synthetic and raises some safety concerns.
Role in formula: thickener
Original: AMMONIUM POLYACRYLDIMETHYLTAURAMIDE / AMMONIUM POLYACRYLOYLDIMETHYL TAURATE
-
Is Myristyl Myristate safe in this skincare?
Medium
Myristyl Myristate is used here as emollient. Myristyl myristate is an ester that provides a soft feel but is a synthetic ingredient with moderate safety concerns.
Role in formula: emollient
Original: MYRISTYL MYRISTATE
-
Is Stearic Acid safe in this skincare?
Good
Stearic Acid is used here as emulsifier. Stearic acid is a fatty acid that helps stabilize emulsions and is derived from natural sources, indicating a safer profile.
Role in formula: emulsifier
Original: STEARIC ACID
-
Is Potassium Cetyl Phosphate safe in this skincare?
Medium
Potassium Cetyl Phosphate is used here as emulsifier. This ingredient acts as an emulsifier, helping to blend oil and water phases but is synthetic and raises some concerns.
Role in formula: emulsifier
Original: POTASSIUM CETYL PHOSPHATE
Read the full ingredient profile for Potassium Cetyl Phosphate
-
Is Zinc Pca safe in this skincare?
Good
Zinc Pca is used here as active. Zinc PCA is known for its oil-regulating properties, making it beneficial for acne-prone skin and overall skin health.
Role in formula: active
Original: ZINC PCA
-
Is Glyceryl Stearate Se safe in this skincare?
Medium
Glyceryl Stearate Se is used here as emulsifier. This ingredient helps stabilize emulsions but is a processed ingredient with moderate safety concerns.
Role in formula: emulsifier
Original: GLYCERYL STEARATE SE
-
Is Sodium Hydroxide safe in this skincare?
Bad
Sodium Hydroxide is used here as ph adjuster. Sodium hydroxide is used to adjust pH levels but can be harsh on the skin in high concentrations, raising safety concerns.
Role in formula: pH adjuster
Original: SODIUM HYDROXIDE
-
Is Palmitic Acid safe in this skincare?
Medium
Palmitic Acid is used here as emollient. Palmitic acid is a fatty acid that provides a smooth texture but is derived from palm oil, raising sustainability concerns.
Role in formula: emollient
Original: PALMITIC ACID
-
Is Disodium Edta safe in this skincare?
Bad
Disodium Edta is used here as chelating_agent. Disodium EDTA is a synthetic chelating agent that can bind to metals but raises concerns about synthetic additives.
Role in formula: chelating_agent
Original: DISODIUM EDTA
-
Is Capryloyl Glycine safe in this skincare?
Medium
Capryloyl Glycine is used here as active. Capryloyl glycine is a synthetic amino acid derivative that may help with skin conditioning but raises safety concerns.
Role in formula: active
Original: CAPRYLOYL GLYCINE
-
Is Vitreoscilla Ferment safe in this skincare?
Good
Vitreoscilla Ferment is used here as natural_extract. Vitreoscilla ferment is a natural extract that may support skin health and balance, indicating a beneficial profile.
Role in formula: natural_extract
Original: VITREOSCILLA FERMENT
-
Is Citric Acid safe in this skincare?
Good
Citric Acid is used here as acidulant. Citric acid is a natural acid used to adjust pH and can act as a mild exfoliant, indicating a safer profile.
Role in formula: acidulant
Original: CITRIC ACID
-
Is Xanthan Gum safe in this skincare?
Good
Xanthan Gum is used here as thickener. Xanthan gum is a natural thickener that provides texture without harmful effects, supporting a safer formulation.
Role in formula: thickener
Original: XANTHAN GUM
-
Is Acrylates Copolymer safe in this skincare?
Medium
Acrylates Copolymer is used here as film_former. Acrylates copolymer is used to form a film on the skin, providing texture but is synthetic and raises some concerns.
Role in formula: film_former
Original: ACRYLATES COPOLYMER
-
Is Sodium Benzoate safe in this skincare?
Bad
Sodium Benzoate is used here as preservative. Sodium benzoate is a synthetic preservative that may cause allergic reactions in sensitive individuals, raising safety concerns.
Role in formula: preservative
Original: SODIUM BENZOATE
-
Is Phenoxyethanol safe in this skincare?
Bad
Phenoxyethanol is used here as preservative. Phenoxyethanol is a synthetic preservative that raises concerns about potential skin irritation and safety in formulations.
Role in formula: preservative
Original: PHENOXYETHANOL
-
Is Piroctone Olamine safe in this skincare?
Medium
Piroctone Olamine is used here as active. Piroctone olamine is an antifungal agent that may help with scalp health but is synthetic and raises some safety concerns.
Role in formula: active
Original: PIROCTONE OLAMINE
-
Is Parfum safe in this skincare?
Bad
Parfum is used here as fragrance. Fragrance is included for scent but can lead to irritation or allergic reactions for some users, raising safety concerns.
Role in formula: fragrance
Original: PARFUM / FRAGRANCE
How we score
Our safety scores and ingredient breakdowns are based on regulatory and scientific sources. See Data sources & methodology and How Zerotox works for full details.
Product info
Product ID: 4272556
More from this brand: La Roche-Posay products in Zerotox
Similar products: skincare in Zerotox database
Report / complain: You may report errors or complain about this product or its formulation to hello [at] zeroto.app . Published for transparency.