Ingredient

Chlorphenesin

Neutral in 5 Flagged in 4

What is Chlorphenesin?

Chlorphenesin is a synthetic compound primarily used as a preservative in cosmetics and skin care products to prevent the growth of bacteria and fungi. It is typically produced through chemical synthesis in laboratories.

This ingredient is valued for its effectiveness in extending the shelf life of products and maintaining their safety and integrity over time. However, there have been discussions around its potential to cause skin irritation or allergic reactions in some individuals, though such occurrences are not widely common.

When you see chlorphenesin on a label, it's generally there to ensure the product remains fresh and does not harbor harmful microorganisms. As with many preservatives, assessing personal sensitivity is recommended when using products containing this ingredient.

Commonly found in: moisturizers, sunscreens, make-up products, anti-aging creams, lotions

What to watch

  • May cause skin irritation or allergic reactions in sensitive individuals.
  • Concerns about potential endocrine disruption, though evidence is not conclusive.

Benefits

  • Helps prevent the growth of harmful bacteria and fungi in products.
FDA

Chlorphenesin is allowed in cosmetics in the US, within specific concentration limits, with no special warnings.

Research

Research shows its efficacy as a preservative but highlights potential irritation risks, especially for sensitive skin.

Vegan

Chlorphenesin is synthetic and not derived from animals, making it suitable for vegans.

Sources: Cosmetic Ingredient Review, Chlorphenesin · Skin Reactions to Preservatives

Scout's take

Synthetic preservative-booster — CIR-safe and well-tolerated, but a petroleum-derived synthetic that clean brands typically replace with food-grade/natural systems. Minor clean-beauty demerit.

The case against

Potential skin irritant and allergen, especially in sensitive individuals.

from the analysis of Kiehl's Since 1851 Ultra Facial Cream with Squalane

In rare cases, it may cause irritation or allergic reactions.

from the analysis of Kiehl's Since 1851 Creme de Corps Body Lotion with Cocoa Butter

The case for

It helps to preserve the product and prevent microbial contamination.

from the analysis of The Ordinary - The Natural Moisturizing Factors + HA( / ) · echoed in 1 other analysis

Helps maintain product integrity by preventing microbial contamination.

from the analysis of Kiehl's Since 1851 Ultra Facial Cream with Squalane

Prevents microbial growth and extends the shelf life of the product.

from the analysis of Necessaire The Body Wash Eucalyptus Multi Vitamin Gel Cleanser Full Size

It helps to preserve the product and extend its shelf life.

from the analysis of Kiehl's Since 1851 Creme de Corps Body Lotion with Cocoa Butter

More from Scout's analyses

Chlorphenesin is a preservative used to prevent microbial growth in cosmetics. It is effective but can cause irritation in some individuals. It is generally considered safe in low concentrations.

from the analysis of Necessaire The Body Wash Eucalyptus Multi Vitamin Gel Cleanser Full Size

Chlorphenesin is a preservative used to prevent microbial growth in cosmetics. It is effective but can cause irritation and allergic reactions in some individuals. It is less commonly used compared to other preservatives.

from the analysis of Kiehl's Since 1851 Ultra Facial Cream with Squalane

Chlorphenesin is a preservative used to prevent microbial growth in cosmetic products. It is effective in low concentrations and is generally considered safe. It helps in extending the shelf life of the product.

from the analysis of La Roche Posay Anthelios Body & Face Soft Finish Mineral Sunscreen Lotion: Moisturizing Day Skin Care, SPF 50

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